PlainWater
States09

Tule River Apple Valley

PWS ID: 090605074 · Porterville, 09 93257

Tule River Apple Valley serves 25 people in Porterville, 09 using Groundwater water sources. It has 124 recorded EPA violations, including 1 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: Tule River Apple Valley

Tule River Apple Valley is a native american-owned community water system that delivers drinking water to 25 residents in Porterville, 09 through 13 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 124 total violations for this system , of which 1 (1%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 94 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. Tule River Apple Valley's 124 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
25
Total Violations
124
Health-Based Violations
1
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Native American
Connections
13
School/Daycare
No
MCL Violations
1
Monitoring Violations
94
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 22 2015
Revised Total Coliform Rule MON 5 2023
Lead and Copper Rule MR 4 2014
Consumer Confidence Rule Other 4 2018
Nitrate MR 3 2013
Total Haloacetic Acids (HAA5) MR 3 2023
TTHM MR 3 2023
Carbofuran MR 2 2011
LASSO MR 2 2011
Styrene MR 2 2011
Atrazine MR 2 2011
Cadmium MR 1 1996
Mercury MR 1 1996
Nitrate-Nitrite MR 1 1996
Selenium MR 1 1996
Endothall MR 1 2011
Glyphosate MR 1 2011
Di(2-ethylhexyl) phthalate MR 1 2011
Heptachlor MR 1 1996
Toxaphene MR 1 1996
Heptachlor epoxide MR 1 1996
2,4-D MR 1 1996
2,4,5-TP MR 1 1996
1,2-DIBROMO-3-CHLOROPROPANE MR 1 1996
cis-1,2-Dichloroethylene MR 1 1996
ETHYLENE DIBROMIDE MR 1 1996
Xylenes, Total MR 1 1996
Chlordane MR 1 1996
o-Dichlorobenzene MR 1 1996
Vinyl chloride MR 1 1996

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 Tule River Apple Valley.

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 090605074 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 Revised Total Coliform Rule RPT 1 SDWIS / 090605074 / 8000
2023 Revised Total Coliform Rule MON 5 SDWIS / 090605074 / 8000
2023 Total Haloacetic Acids (HAA5) MR 3 SDWIS / 090605074 / 2456
2023 TTHM MR 3 SDWIS / 090605074 / 2950
2023 Public Notice Other 1 SDWIS / 090605074 / 7500
2018 Consumer Confidence Rule Other 4 SDWIS / 090605074 / 7000
2015 Coliform (TCR) MR 22 SDWIS / 090605074 / 3100
2014 Lead and Copper Rule MR 4 SDWIS / 090605074 / 5000
2013 Nitrate MR 3 SDWIS / 090605074 / 1040
2011 Carbofuran MR 2 SDWIS / 090605074 / 2046
2011 LASSO MR 2 SDWIS / 090605074 / 2051
2011 Styrene MR 2 SDWIS / 090605074 / 2996
2011 Atrazine MR 2 SDWIS / 090605074 / 2050
2011 Endothall MR 1 SDWIS / 090605074 / 2033
2011 Glyphosate MR 1 SDWIS / 090605074 / 2034

How Tule River Apple Valley Compares

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

Metric Tule River Apple Valley 09 avg Federal benchmark
Total violations 124 149.5 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 1 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 25 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 Tule River Apple Valley water safe to drink?
Tule River Apple Valley (PWS ID: 090605074) has 124 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 25 people using Groundwater sources.
How many people does Tule River Apple Valley serve?
Tule River Apple Valley serves 25 people in Porterville, 09. It is a Native American-owned system using Groundwater water sources with 13 service connections.
What type of violations does Tule River Apple Valley have?
Tule River Apple Valley has 124 total violations: 1 health-based violations (MCL exceedances or treatment failures), 94 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Tule River Apple Valley water?
No PFAS testing data is available for Tule River Apple Valley under the EPA's UCMR5 monitoring program.
What water source does Tule River Apple Valley use?
Tule River Apple Valley 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