PlainWater
States09

Kashia

PWS ID: 090600135 · Santa Rosa, 09 95403

Kashia serves 153 people in Santa Rosa, 09 using Surface Water water sources. It has 338 recorded EPA violations, including 24 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: Kashia

Kashia is a native american-owned community water system that delivers drinking water to 153 residents in Santa Rosa, 09 through 20 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 338 total violations for this system , of which 24 (7%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 151 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Surface Water Treatment Rule, recorded in 69 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. Kashia's 338 violations sit above 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
153
Total Violations
338
Health-Based Violations
24
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Native American
Connections
20
School/Daycare
No
MCL Violations
3
Monitoring Violations
151
Treatment Tech Violations
21

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule MR 69 2024
Coliform (TCR) MR 17 2014
Revised Total Coliform Rule MON 17 2024
Surface Water Treatment Rule TT 16 2009
Chlorine MR 14 2024
Public Notice Other 9 2023
Nitrate MR 6 2023
Revised Total Coliform Rule RPT 6 2025
Consumer Confidence Rule Other 6 2023
Total Haloacetic Acids (HAA5) MR 4 2022
TTHM MR 4 2022
Lead and Copper Rule MR 4 2017
E. COLI MR 4 2018
Coliform (TCR) MCL 3 2004
Interim Enhanced Surface Water Treatment Rule TT 3 2017
CYANIDE MR 2 2001
Stage 1 Disinfectants and Disinfection Byproducts Rule TT 2 2022
Glyphosate MR 1 2020
Heptachlor MR 1 2001
LASSO MR 1 1996
Total Polychlorinated Biphenyls (PCB) MR 1 1996
1,2-DIBROMO-3-CHLOROPROPANE MR 1 1996
LEAD AND COPPER RULE REVISIONS RPT 1 2024
Fluoride MR 1 2001
ETHYLENE DIBROMIDE MR 1 1996
Nitrate-Nitrite MR 1 1996
Simazine MR 1 2004
Diquat MR 1 2001

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 Kashia.

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 090600135 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
2025 Revised Total Coliform Rule RPT 6 SDWIS / 090600135 / 8000
2024 Surface Water Treatment Rule MR 69 SDWIS / 090600135 / 0200
2024 Revised Total Coliform Rule MON 17 SDWIS / 090600135 / 8000
2024 Chlorine MR 14 SDWIS / 090600135 / 0999
2024 LEAD AND COPPER RULE REVISIONS RPT 1 SDWIS / 090600135 / 5200
2023 Public Notice Other 9 SDWIS / 090600135 / 7500
2023 Nitrate MR 6 SDWIS / 090600135 / 1040
2023 Consumer Confidence Rule Other 6 SDWIS / 090600135 / 7000
2022 Total Haloacetic Acids (HAA5) MR 4 SDWIS / 090600135 / 2456
2022 TTHM MR 4 SDWIS / 090600135 / 2950
2022 Stage 1 Disinfectants and Disinfection Byproducts Rule TT 2 SDWIS / 090600135 / 0400
2020 Glyphosate MR 1 SDWIS / 090600135 / 2034
2018 E. COLI MR 4 SDWIS / 090600135 / 3014
2017 Lead and Copper Rule MR 4 SDWIS / 090600135 / 5000
2017 Interim Enhanced Surface Water Treatment Rule TT 3 SDWIS / 090600135 / 0300

How Kashia Compares

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

Metric Kashia 09 avg Federal benchmark
Total violations 338 149.5 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 24 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 153 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 Kashia water safe to drink?
Kashia (PWS ID: 090600135) has 338 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 153 people using Surface Water sources.
How many people does Kashia serve?
Kashia serves 153 people in Santa Rosa, 09. It is a Native American-owned system using Surface Water water sources with 20 service connections.
What type of violations does Kashia have?
Kashia has 338 total violations: 24 health-based violations (MCL exceedances or treatment failures), 151 monitoring/reporting violations, and 21 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Kashia water?
No PFAS testing data is available for Kashia under the EPA's UCMR5 monitoring program.
What water source does Kashia use?
Kashia uses Surface Water 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