States ›Idaho ›Bannock County ›Pocatello

Pocatello, ID Tap Water Quality 2026

Water quality report for Pocatello, ID — PFAS, lead and copper results, violation history and state inspection findings from EPA SDWIS.

A look at Pocatello's drinking water using EPA enforcement records: violations, lead and copper results, PFAS sampling and state inspection findings.

Main Utility: Pocatello City Of PWSID: ID6030043 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead is 5.00 ppb, 33% of the action level and no violations are open. No PFAS was detected.

B

Pocatello earns a B for water quality

Graded on violations, lead, and PFAS, with state inspection findings.

Lead: 5.00 ppb — 33% of the federal action level
PFAS tested, none detected
438 violations since 2015, 1 health-based
No violations currently open
Pocatello's lead level vs. all Idaho community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 5.00 ppb — 33% of the federal action level
✓ Lower lead than 18% of Idaho utilities
Population Served
55375
~18712 connections
Water Source
Groundwater
Drawn from wells — SDWIS source code GW
Active Violations
0
438 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
33% of EPA action level
5.00 ppb
Action level: 15 ppb
The 90th-percentile lead result is 5.00 ppb, 33% of the 15 ppb federal action level. The action level is a treatment trigger, not a legal maximum, and it is measured across sampled taps rather than at any single home.

Contaminant Violations (2015–Present)

ContaminantTypeMeasuredLimitPeriodStatus
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2025 Archived
E. COLI MONITORING AND REPORTING — 0 2023 Resolved
Nitrate MCL EXCEEDANCE 12 MG/L 10 mg/L 2021 Resolved
Endrin MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
BHC-GAMMA MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Methoxychlor MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Toxaphene MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
Dalapon MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Diquat MONITORING AND REPORTING — 0.02 mg/L 2017–2019 Archived
Endothall MONITORING AND REPORTING — 0.1 mg/L 2017–2019 Archived
Glyphosate MONITORING AND REPORTING — 0.7 mg/L 2017–2019 Archived
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2017–2019 Archived
OXAMYL MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Simazine MONITORING AND REPORTING — 0.004 mg/L 2017–2019 Archived
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2017–2019 Archived
Picloram MONITORING AND REPORTING — 0.5 mg/L 2017–2019 Archived
Dinoseb MONITORING AND REPORTING — 0.007 mg/L 2017–2019 Archived
Hexachlorocyclopentadiene MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
Carbofuran MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Atrazine MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
LASSO MONITORING AND REPORTING — — 2017–2019 Archived
Heptachlor MONITORING AND REPORTING — 0.0004 mg/L 2017–2019 Archived
Heptachlor epoxide MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
2,4-D MONITORING AND REPORTING — 0.07 mg/L 2017–2019 Archived
2,4,5-TP MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
HEXACHLOROBENZENE MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Benzo(a)pyrene MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Pentachlorophenol MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Total Polychlorinated Biphenyls (PCB) MONITORING AND REPORTING — 0.0005 mg/L 2017–2019 Archived
1,2-DIBROMO-3-CHLOROPROPANE MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
ETHYLENE DIBROMIDE MONITORING AND REPORTING — 0.00005 mg/L 2017–2019 Archived
Chlordane MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
Endrin MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
BHC-GAMMA MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Methoxychlor MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Toxaphene MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
Dalapon MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Diquat MONITORING AND REPORTING — 0.02 mg/L 2017–2019 Archived
Endothall MONITORING AND REPORTING — 0.1 mg/L 2017–2019 Archived
Glyphosate MONITORING AND REPORTING — 0.7 mg/L 2017–2019 Archived
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2017–2019 Archived
OXAMYL MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Simazine MONITORING AND REPORTING — 0.004 mg/L 2017–2019 Archived
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2017–2019 Archived
Picloram MONITORING AND REPORTING — 0.5 mg/L 2017–2019 Archived
Dinoseb MONITORING AND REPORTING — 0.007 mg/L 2017–2019 Archived
Hexachlorocyclopentadiene MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
Carbofuran MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Atrazine MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
LASSO MONITORING AND REPORTING — — 2017–2019 Archived
Heptachlor MONITORING AND REPORTING — 0.0004 mg/L 2017–2019 Archived
Heptachlor epoxide MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
2,4-D MONITORING AND REPORTING — 0.07 mg/L 2017–2019 Archived
2,4,5-TP MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
HEXACHLOROBENZENE MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Benzo(a)pyrene MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Pentachlorophenol MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Total Polychlorinated Biphenyls (PCB) MONITORING AND REPORTING — 0.0005 mg/L 2017–2019 Archived
1,2-DIBROMO-3-CHLOROPROPANE MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
ETHYLENE DIBROMIDE MONITORING AND REPORTING — 0.00005 mg/L 2017–2019 Archived
Chlordane MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
Endrin MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
BHC-GAMMA MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Methoxychlor MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Toxaphene MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
Dalapon MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Diquat MONITORING AND REPORTING — 0.02 mg/L 2017–2019 Archived
Endothall MONITORING AND REPORTING — 0.1 mg/L 2017–2019 Archived
Glyphosate MONITORING AND REPORTING — 0.7 mg/L 2017–2019 Archived
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2017–2019 Archived
OXAMYL MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Simazine MONITORING AND REPORTING — 0.004 mg/L 2017–2019 Archived
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2017–2019 Archived
Picloram MONITORING AND REPORTING — 0.5 mg/L 2017–2019 Archived
Dinoseb MONITORING AND REPORTING — 0.007 mg/L 2017–2019 Archived
Hexachlorocyclopentadiene MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
Carbofuran MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Atrazine MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
LASSO MONITORING AND REPORTING — — 2017–2019 Archived
Heptachlor MONITORING AND REPORTING — 0.0004 mg/L 2017–2019 Archived
Heptachlor epoxide MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
2,4-D MONITORING AND REPORTING — 0.07 mg/L 2017–2019 Archived
2,4,5-TP MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
HEXACHLOROBENZENE MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Benzo(a)pyrene MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Pentachlorophenol MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Total Polychlorinated Biphenyls (PCB) MONITORING AND REPORTING — 0.0005 mg/L 2017–2019 Archived
1,2-DIBROMO-3-CHLOROPROPANE MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
ETHYLENE DIBROMIDE MONITORING AND REPORTING — 0.00005 mg/L 2017–2019 Archived
Chlordane MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
Endrin MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
BHC-GAMMA MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Methoxychlor MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Toxaphene MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
Dalapon MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Diquat MONITORING AND REPORTING — 0.02 mg/L 2017–2019 Archived
Endothall MONITORING AND REPORTING — 0.1 mg/L 2017–2019 Archived
Glyphosate MONITORING AND REPORTING — 0.7 mg/L 2017–2019 Archived
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2017–2019 Archived
OXAMYL MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Simazine MONITORING AND REPORTING — 0.004 mg/L 2017–2019 Archived
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2017–2019 Archived
Picloram MONITORING AND REPORTING — 0.5 mg/L 2017–2019 Archived
Dinoseb MONITORING AND REPORTING — 0.007 mg/L 2017–2019 Archived
Hexachlorocyclopentadiene MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
Carbofuran MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Atrazine MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
LASSO MONITORING AND REPORTING — — 2017–2019 Archived
Heptachlor MONITORING AND REPORTING — 0.0004 mg/L 2017–2019 Archived
Heptachlor epoxide MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
2,4-D MONITORING AND REPORTING — 0.07 mg/L 2017–2019 Archived
2,4,5-TP MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
HEXACHLOROBENZENE MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Benzo(a)pyrene MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Pentachlorophenol MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Total Polychlorinated Biphenyls (PCB) MONITORING AND REPORTING — 0.0005 mg/L 2017–2019 Archived
1,2-DIBROMO-3-CHLOROPROPANE MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
ETHYLENE DIBROMIDE MONITORING AND REPORTING — 0.00005 mg/L 2017–2019 Archived
Chlordane MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
Endrin MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
BHC-GAMMA MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Methoxychlor MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Toxaphene MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
Dalapon MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Diquat MONITORING AND REPORTING — 0.02 mg/L 2017–2019 Archived
Endothall MONITORING AND REPORTING — 0.1 mg/L 2017–2019 Archived
Glyphosate MONITORING AND REPORTING — 0.7 mg/L 2017–2019 Archived
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2017–2019 Archived
OXAMYL MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Simazine MONITORING AND REPORTING — 0.004 mg/L 2017–2019 Archived
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2017–2019 Archived
Picloram MONITORING AND REPORTING — 0.5 mg/L 2017–2019 Archived
Dinoseb MONITORING AND REPORTING — 0.007 mg/L 2017–2019 Archived
Hexachlorocyclopentadiene MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
Carbofuran MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Atrazine MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
LASSO MONITORING AND REPORTING — — 2017–2019 Archived
Heptachlor MONITORING AND REPORTING — 0.0004 mg/L 2017–2019 Archived
Heptachlor epoxide MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
2,4-D MONITORING AND REPORTING — 0.07 mg/L 2017–2019 Archived
2,4,5-TP MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
HEXACHLOROBENZENE MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Benzo(a)pyrene MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Pentachlorophenol MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Total Polychlorinated Biphenyls (PCB) MONITORING AND REPORTING — 0.0005 mg/L 2017–2019 Archived
1,2-DIBROMO-3-CHLOROPROPANE MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
ETHYLENE DIBROMIDE MONITORING AND REPORTING — 0.00005 mg/L 2017–2019 Archived
Chlordane MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
Endrin MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
BHC-GAMMA MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Methoxychlor MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Toxaphene MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
Dalapon MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Diquat MONITORING AND REPORTING — 0.02 mg/L 2017–2019 Archived
Endothall MONITORING AND REPORTING — 0.1 mg/L 2017–2019 Archived
Glyphosate MONITORING AND REPORTING — 0.7 mg/L 2017–2019 Archived
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2017–2019 Archived
OXAMYL MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Simazine MONITORING AND REPORTING — 0.004 mg/L 2017–2019 Archived
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2017–2019 Archived
Picloram MONITORING AND REPORTING — 0.5 mg/L 2017–2019 Archived
Dinoseb MONITORING AND REPORTING — 0.007 mg/L 2017–2019 Archived
Hexachlorocyclopentadiene MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
Carbofuran MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Atrazine MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
LASSO MONITORING AND REPORTING — — 2017–2019 Archived
Heptachlor MONITORING AND REPORTING — 0.0004 mg/L 2017–2019 Archived
Heptachlor epoxide MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
2,4-D MONITORING AND REPORTING — 0.07 mg/L 2017–2019 Archived
2,4,5-TP MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
HEXACHLOROBENZENE MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Benzo(a)pyrene MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Pentachlorophenol MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Total Polychlorinated Biphenyls (PCB) MONITORING AND REPORTING — 0.0005 mg/L 2017–2019 Archived
1,2-DIBROMO-3-CHLOROPROPANE MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
ETHYLENE DIBROMIDE MONITORING AND REPORTING — 0.00005 mg/L 2017–2019 Archived
Chlordane MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
Endrin MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
BHC-GAMMA MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Methoxychlor MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Toxaphene MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
Dalapon MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Diquat MONITORING AND REPORTING — 0.02 mg/L 2017–2019 Archived
Endothall MONITORING AND REPORTING — 0.1 mg/L 2017–2019 Archived
Glyphosate MONITORING AND REPORTING — 0.7 mg/L 2017–2019 Archived
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2017–2019 Archived
OXAMYL MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Simazine MONITORING AND REPORTING — 0.004 mg/L 2017–2019 Archived
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2017–2019 Archived
Picloram MONITORING AND REPORTING — 0.5 mg/L 2017–2019 Archived
Dinoseb MONITORING AND REPORTING — 0.007 mg/L 2017–2019 Archived
Hexachlorocyclopentadiene MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
Carbofuran MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Atrazine MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
LASSO MONITORING AND REPORTING — — 2017–2019 Archived
Heptachlor MONITORING AND REPORTING — 0.0004 mg/L 2017–2019 Archived
Heptachlor epoxide MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
2,4-D MONITORING AND REPORTING — 0.07 mg/L 2017–2019 Archived
2,4,5-TP MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
HEXACHLOROBENZENE MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Benzo(a)pyrene MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Pentachlorophenol MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Total Polychlorinated Biphenyls (PCB) MONITORING AND REPORTING — 0.0005 mg/L 2017–2019 Archived
1,2-DIBROMO-3-CHLOROPROPANE MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
ETHYLENE DIBROMIDE MONITORING AND REPORTING — 0.00005 mg/L 2017–2019 Archived
Chlordane MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
Endrin MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
BHC-GAMMA MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Methoxychlor MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Toxaphene MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
Dalapon MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Diquat MONITORING AND REPORTING — 0.02 mg/L 2017–2019 Archived
Endothall MONITORING AND REPORTING — 0.1 mg/L 2017–2019 Archived
Glyphosate MONITORING AND REPORTING — 0.7 mg/L 2017–2019 Archived
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2017–2019 Archived
OXAMYL MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Simazine MONITORING AND REPORTING — 0.004 mg/L 2017–2019 Archived
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2017–2019 Archived
Picloram MONITORING AND REPORTING — 0.5 mg/L 2017–2019 Archived
Dinoseb MONITORING AND REPORTING — 0.007 mg/L 2017–2019 Archived
Hexachlorocyclopentadiene MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
Carbofuran MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Atrazine MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
LASSO MONITORING AND REPORTING — — 2017–2019 Archived
Heptachlor MONITORING AND REPORTING — 0.0004 mg/L 2017–2019 Archived
Heptachlor epoxide MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
2,4-D MONITORING AND REPORTING — 0.07 mg/L 2017–2019 Archived
2,4,5-TP MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
HEXACHLOROBENZENE MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Benzo(a)pyrene MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Pentachlorophenol MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Total Polychlorinated Biphenyls (PCB) MONITORING AND REPORTING — 0.0005 mg/L 2017–2019 Archived
1,2-DIBROMO-3-CHLOROPROPANE MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
ETHYLENE DIBROMIDE MONITORING AND REPORTING — 0.00005 mg/L 2017–2019 Archived
Chlordane MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
Endrin MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
BHC-GAMMA MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Methoxychlor MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Toxaphene MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
Dalapon MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Diquat MONITORING AND REPORTING — 0.02 mg/L 2017–2019 Archived
Endothall MONITORING AND REPORTING — 0.1 mg/L 2017–2019 Archived
Glyphosate MONITORING AND REPORTING — 0.7 mg/L 2017–2019 Archived
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2017–2019 Archived
OXAMYL MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Simazine MONITORING AND REPORTING — 0.004 mg/L 2017–2019 Archived
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2017–2019 Archived
Picloram MONITORING AND REPORTING — 0.5 mg/L 2017–2019 Archived
Dinoseb MONITORING AND REPORTING — 0.007 mg/L 2017–2019 Archived
Hexachlorocyclopentadiene MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
Carbofuran MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Atrazine MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
LASSO MONITORING AND REPORTING — — 2017–2019 Archived
Heptachlor MONITORING AND REPORTING — 0.0004 mg/L 2017–2019 Archived
Heptachlor epoxide MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
2,4-D MONITORING AND REPORTING — 0.07 mg/L 2017–2019 Archived
2,4,5-TP MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
HEXACHLOROBENZENE MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Benzo(a)pyrene MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Pentachlorophenol MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Total Polychlorinated Biphenyls (PCB) MONITORING AND REPORTING — 0.0005 mg/L 2017–2019 Archived
1,2-DIBROMO-3-CHLOROPROPANE MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
ETHYLENE DIBROMIDE MONITORING AND REPORTING — 0.00005 mg/L 2017–2019 Archived
Chlordane MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
Endrin MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
BHC-GAMMA MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Methoxychlor MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Toxaphene MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
Dalapon MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Diquat MONITORING AND REPORTING — 0.02 mg/L 2017–2019 Archived
Endothall MONITORING AND REPORTING — 0.1 mg/L 2017–2019 Archived
Glyphosate MONITORING AND REPORTING — 0.7 mg/L 2017–2019 Archived
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2017–2019 Archived
OXAMYL MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Simazine MONITORING AND REPORTING — 0.004 mg/L 2017–2019 Archived
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2017–2019 Archived
Picloram MONITORING AND REPORTING — 0.5 mg/L 2017–2019 Archived
Dinoseb MONITORING AND REPORTING — 0.007 mg/L 2017–2019 Archived
Hexachlorocyclopentadiene MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
Carbofuran MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Atrazine MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
LASSO MONITORING AND REPORTING — — 2017–2019 Archived
Heptachlor MONITORING AND REPORTING — 0.0004 mg/L 2017–2019 Archived
Heptachlor epoxide MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
2,4-D MONITORING AND REPORTING — 0.07 mg/L 2017–2019 Archived
2,4,5-TP MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
HEXACHLOROBENZENE MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Benzo(a)pyrene MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Pentachlorophenol MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Total Polychlorinated Biphenyls (PCB) MONITORING AND REPORTING — 0.0005 mg/L 2017–2019 Archived
1,2-DIBROMO-3-CHLOROPROPANE MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
ETHYLENE DIBROMIDE MONITORING AND REPORTING — 0.00005 mg/L 2017–2019 Archived
Chlordane MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
Endrin MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
BHC-GAMMA MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Methoxychlor MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Toxaphene MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
Dalapon MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Diquat MONITORING AND REPORTING — 0.02 mg/L 2017–2019 Archived
Endothall MONITORING AND REPORTING — 0.1 mg/L 2017–2019 Archived
Glyphosate MONITORING AND REPORTING — 0.7 mg/L 2017–2019 Archived
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2017–2019 Archived
OXAMYL MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Simazine MONITORING AND REPORTING — 0.004 mg/L 2017–2019 Archived
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2017–2019 Archived
Picloram MONITORING AND REPORTING — 0.5 mg/L 2017–2019 Archived
Dinoseb MONITORING AND REPORTING — 0.007 mg/L 2017–2019 Archived
Hexachlorocyclopentadiene MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
Carbofuran MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Atrazine MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
LASSO MONITORING AND REPORTING — — 2017–2019 Archived
Heptachlor MONITORING AND REPORTING — 0.0004 mg/L 2017–2019 Archived
Heptachlor epoxide MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
2,4-D MONITORING AND REPORTING — 0.07 mg/L 2017–2019 Archived
2,4,5-TP MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
HEXACHLOROBENZENE MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Benzo(a)pyrene MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Pentachlorophenol MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Total Polychlorinated Biphenyls (PCB) MONITORING AND REPORTING — 0.0005 mg/L 2017–2019 Archived
1,2-DIBROMO-3-CHLOROPROPANE MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
ETHYLENE DIBROMIDE MONITORING AND REPORTING — 0.00005 mg/L 2017–2019 Archived
Chlordane MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
Endrin MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
BHC-GAMMA MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Methoxychlor MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Toxaphene MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
Dalapon MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Diquat MONITORING AND REPORTING — 0.02 mg/L 2017–2019 Archived
Endothall MONITORING AND REPORTING — 0.1 mg/L 2017–2019 Archived
Glyphosate MONITORING AND REPORTING — 0.7 mg/L 2017–2019 Archived
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2017–2019 Archived
OXAMYL MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Simazine MONITORING AND REPORTING — 0.004 mg/L 2017–2019 Archived
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2017–2019 Archived
Picloram MONITORING AND REPORTING — 0.5 mg/L 2017–2019 Archived
Dinoseb MONITORING AND REPORTING — 0.007 mg/L 2017–2019 Archived
Hexachlorocyclopentadiene MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
Carbofuran MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Atrazine MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
LASSO MONITORING AND REPORTING — — 2017–2019 Archived
Heptachlor MONITORING AND REPORTING — 0.0004 mg/L 2017–2019 Archived
Heptachlor epoxide MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
2,4-D MONITORING AND REPORTING — 0.07 mg/L 2017–2019 Archived
2,4,5-TP MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
HEXACHLOROBENZENE MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Benzo(a)pyrene MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Pentachlorophenol MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Total Polychlorinated Biphenyls (PCB) MONITORING AND REPORTING — 0.0005 mg/L 2017–2019 Archived
1,2-DIBROMO-3-CHLOROPROPANE MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
ETHYLENE DIBROMIDE MONITORING AND REPORTING — 0.00005 mg/L 2017–2019 Archived
Chlordane MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
Endrin MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
BHC-GAMMA MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Methoxychlor MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Toxaphene MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
Dalapon MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Diquat MONITORING AND REPORTING — 0.02 mg/L 2017–2019 Archived
Endothall MONITORING AND REPORTING — 0.1 mg/L 2017–2019 Archived
Glyphosate MONITORING AND REPORTING — 0.7 mg/L 2017–2019 Archived
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2017–2019 Archived
OXAMYL MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Simazine MONITORING AND REPORTING — 0.004 mg/L 2017–2019 Archived
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2017–2019 Archived
Picloram MONITORING AND REPORTING — 0.5 mg/L 2017–2019 Archived
Dinoseb MONITORING AND REPORTING — 0.007 mg/L 2017–2019 Archived
Hexachlorocyclopentadiene MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
Carbofuran MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Atrazine MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
LASSO MONITORING AND REPORTING — — 2017–2019 Archived
Heptachlor MONITORING AND REPORTING — 0.0004 mg/L 2017–2019 Archived
Heptachlor epoxide MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
2,4-D MONITORING AND REPORTING — 0.07 mg/L 2017–2019 Archived
2,4,5-TP MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
HEXACHLOROBENZENE MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Benzo(a)pyrene MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Pentachlorophenol MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Total Polychlorinated Biphenyls (PCB) MONITORING AND REPORTING — 0.0005 mg/L 2017–2019 Archived
1,2-DIBROMO-3-CHLOROPROPANE MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
ETHYLENE DIBROMIDE MONITORING AND REPORTING — 0.00005 mg/L 2017–2019 Archived
Chlordane MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
Endrin MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
BHC-GAMMA MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Methoxychlor MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Toxaphene MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
Dalapon MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Diquat MONITORING AND REPORTING — 0.02 mg/L 2017–2019 Archived
Endothall MONITORING AND REPORTING — 0.1 mg/L 2017–2019 Archived
Glyphosate MONITORING AND REPORTING — 0.7 mg/L 2017–2019 Archived
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2017–2019 Archived
OXAMYL MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Simazine MONITORING AND REPORTING — 0.004 mg/L 2017–2019 Archived
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2017–2019 Archived
Picloram MONITORING AND REPORTING — 0.5 mg/L 2017–2019 Archived
Dinoseb MONITORING AND REPORTING — 0.007 mg/L 2017–2019 Archived
Hexachlorocyclopentadiene MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
Carbofuran MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Atrazine MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
LASSO MONITORING AND REPORTING — — 2017–2019 Archived
Heptachlor MONITORING AND REPORTING — 0.0004 mg/L 2017–2019 Archived
Heptachlor epoxide MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
2,4-D MONITORING AND REPORTING — 0.07 mg/L 2017–2019 Archived
2,4,5-TP MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
HEXACHLOROBENZENE MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Benzo(a)pyrene MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Pentachlorophenol MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Total Polychlorinated Biphenyls (PCB) MONITORING AND REPORTING — 0.0005 mg/L 2017–2019 Archived
1,2-DIBROMO-3-CHLOROPROPANE MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
ETHYLENE DIBROMIDE MONITORING AND REPORTING — 0.00005 mg/L 2017–2019 Archived
Chlordane MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
Endrin MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
BHC-GAMMA MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Methoxychlor MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Toxaphene MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
Dalapon MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Diquat MONITORING AND REPORTING — 0.02 mg/L 2017–2019 Archived
Endothall MONITORING AND REPORTING — 0.1 mg/L 2017–2019 Archived
Glyphosate MONITORING AND REPORTING — 0.7 mg/L 2017–2019 Archived
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2017–2019 Archived
OXAMYL MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Archived
Simazine MONITORING AND REPORTING — 0.004 mg/L 2017–2019 Archived
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2017–2019 Archived
Picloram MONITORING AND REPORTING — 0.5 mg/L 2017–2019 Archived
Dinoseb MONITORING AND REPORTING — 0.007 mg/L 2017–2019 Archived
Hexachlorocyclopentadiene MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
Carbofuran MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Archived
Atrazine MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Archived
LASSO MONITORING AND REPORTING — — 2017–2019 Archived
Heptachlor MONITORING AND REPORTING — 0.0004 mg/L 2017–2019 Archived
Heptachlor epoxide MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
2,4-D MONITORING AND REPORTING — 0.07 mg/L 2017–2019 Archived
2,4,5-TP MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Archived
HEXACHLOROBENZENE MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Benzo(a)pyrene MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
Pentachlorophenol MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Archived
Total Polychlorinated Biphenyls (PCB) MONITORING AND REPORTING — 0.0005 mg/L 2017–2019 Archived
1,2-DIBROMO-3-CHLOROPROPANE MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Archived
ETHYLENE DIBROMIDE MONITORING AND REPORTING — 0.00005 mg/L 2017–2019 Archived
Chlordane MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Archived
Understanding violation types MCL violations mean a contaminant exceeded the federal maximum limit — the most serious type.
TT (Treatment Technique) violations mean required treatment procedures weren't followed, but don't necessarily mean contamination occurred.

Violation History

438 violations are on record since 2015, of which 1 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Pocatello City Of
PWSID ID6030043
Water source Groundwater — Drawn from wells — SDWIS source code GW
Population served 55,375
Service connections 18,712
Systems serving this area 2
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Pocatello tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 5.00 ppb, 33% of the action level.
Does Pocatello water have PFAS? ▼
It was tested for the six regulated PFAS compounds and none were detected.
Who supplies water to Pocatello? ▼
Pocatello City Of (PWSID ID6030043), one of 2 systems serving this area. Groundwater. Drawn from wells — SDWIS source code GW
When was this system last inspected? ▼
It was last inspected on 2023-11-13. No significant deficiencies were recorded.

What Should Pocatello Residents Do?

1
Consider a filter certified for lead
Look for NSF/ANSI 53 certification for lead reduction.
2
Check for a lead service line
Lead reaches tap water mainly through service lines and household plumbing. Suppliers now publish an inventory identifying lead lines.
3
Flush before drinking
If water has sat in pipes more than six hours, run the cold tap for two minutes before drinking or cooking.

Nearby Cities in Idaho

Chubbuck, Id Tap Water Quality 2026 Bannock McCammon, Id Tap Water Quality 2026 Bannock Inkom, Id Tap Water Quality 2026 Bannock Downey, Id Tap Water Quality 2026 Bannock Tyhee, Id Tap Water Quality 2026 Bannock Arimo, Id Tap Water Quality 2026 Bannock