PlainWater
States09

Bishop Paiute-Shoshone Tribe

PWS ID: 090600122 · Bishop, 09 93514

Bishop Paiute-Shoshone Tribe serves 2,735 people in Bishop, 09 using Groundwater water sources. It has 117 recorded EPA violations, including 4 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: Bishop Paiute-Shoshone Tribe

Bishop Paiute-Shoshone Tribe is a native american-owned community water system that delivers drinking water to 2,735 residents in Bishop, 09 through 774 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 117 total violations for this system , of which 4 (3%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 62 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 22 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across 09, EPA tracks 323 public water systems serving 555,721 people, with 48,296 cumulative violations and 3,354 health-based violations on record. About 97% of systems in the state carry at least one violation, and state-wide the average per system is 149.5 violations. Bishop Paiute-Shoshone Tribe's 117 violations sit below the 09 average. Statewide, 30 of 41 UCMR5-tested systems have reported PFAS detections (73.2%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
2,735
Total Violations
117
Health-Based Violations
4
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Native American
Connections
774
School/Daycare
No
MCL Violations
4
Monitoring Violations
62
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 22 2015
Consumer Confidence Rule Other 6 2012
Coliform (TCR) MCL 3 2012
Public Notice Other 3 2024
E. COLI MR 3 2013
Nitrate MR 2 2023
Methoxychlor MR 1 2020
Diquat MR 1 2020
Endothall MR 1 2020
Glyphosate MR 1 2020
Di(2-ethylhexyl) adipate MR 1 2020
Simazine MR 1 2020
Di(2-ethylhexyl) phthalate MR 1 2020
Picloram MR 1 2020
Dinoseb MR 1 2020
Atrazine MR 1 2020
LASSO MR 1 2020
2,3,7,8-TCDD MR 1 2020
Heptachlor epoxide MR 1 2020
2,4,5-TP MR 1 2020
Benzo(a)pyrene MR 1 2020
1,2-DIBROMO-3-CHLOROPROPANE MR 1 2020
ETHYLENE DIBROMIDE MR 1 2020
Chlordane MR 1 2020
Chlorine MR 1 2022
Total Haloacetic Acids (HAA5) MR 1 2014
TTHM MR 1 2014
Revised Total Coliform Rule MON 1 2022
Lead and Copper Rule MR 1 2020
Pentachlorophenol MR 1 2020

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records — or to file a complaint, request a Consumer Confidence Report, or check current monitoring status — go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Bishop Paiute-Shoshone Tribe.

Federal Source of Truth

EPA SDWIS — Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID 090600122 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

09 Drinking Water Authority

09's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find 09 regulator via EPA SDWIS

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2024 Public Notice Other 3 SDWIS / 090600122 / 7500
2023 Nitrate MR 2 SDWIS / 090600122 / 1040
2023 Nitrate MCL 1 SDWIS / 090600122 / 1040
2022 Chlorine MR 1 SDWIS / 090600122 / 0999
2022 Revised Total Coliform Rule MON 1 SDWIS / 090600122 / 8000
2020 Methoxychlor MR 1 SDWIS / 090600122 / 2015
2020 Diquat MR 1 SDWIS / 090600122 / 2032
2020 Endothall MR 1 SDWIS / 090600122 / 2033
2020 Glyphosate MR 1 SDWIS / 090600122 / 2034
2020 Di(2-ethylhexyl) adipate MR 1 SDWIS / 090600122 / 2035
2020 Simazine MR 1 SDWIS / 090600122 / 2037
2020 Di(2-ethylhexyl) phthalate MR 1 SDWIS / 090600122 / 2039
2020 Picloram MR 1 SDWIS / 090600122 / 2040
2020 Dinoseb MR 1 SDWIS / 090600122 / 2041
2020 Atrazine MR 1 SDWIS / 090600122 / 2050

How Bishop Paiute-Shoshone Tribe Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Bishop Paiute-Shoshone Tribe 09 avg Federal benchmark
Total violations 117 149.5 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 4 10.4 Indicates a contaminant exceeded a federal MCL
PFAS detection None 73.2% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 2,735 1,720 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 323 regulated public water systems in 09.

Federal MCL reference — Safe Drinking Water Act thresholds
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Bishop Paiute-Shoshone Tribe water safe to drink?
Bishop Paiute-Shoshone Tribe (PWS ID: 090600122) has 117 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 2,735 people using Groundwater sources.
How many people does Bishop Paiute-Shoshone Tribe serve?
Bishop Paiute-Shoshone Tribe serves 2,735 people in Bishop, 09. It is a Native American-owned system using Groundwater water sources with 774 service connections.
What type of violations does Bishop Paiute-Shoshone Tribe have?
Bishop Paiute-Shoshone Tribe has 117 total violations: 4 health-based violations (MCL exceedances or treatment failures), 62 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Bishop Paiute-Shoshone Tribe water?
No PFAS testing data is available for Bishop Paiute-Shoshone Tribe under the EPA's UCMR5 monitoring program.
What water source does Bishop Paiute-Shoshone Tribe use?
Bishop Paiute-Shoshone Tribe uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from?
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial