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Community Water System · PWS TX0640002

City of Carrizo Springs

Carrizo Springs, Texas 78834-6329 - drinking water served from groundwater sources to 5,830 people, tracked in EPA SDWIS and UCMR5.

5,830
People served
245
EPA violations
0
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 245 drinking-water violations at City of Carrizo Springs - above the Texas per-system average.

245
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
5,830
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: City of Carrizo Springs

City of Carrizo Springs is a local-owned community water system that delivers drinking water to 5,830 residents in Carrizo Springs, Texas (Dimmit County) through 2,111 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 245 total violations for this system , of which 0 (0%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 224 monitoring and reporting violations are on file. The most recent violation on record dates to 2019.

The most frequently cited contaminant at this system is Chlorine, recorded in 25 violations (MR). This system was sampled under EPA's UCMR5 PFAS monitoring program and no PFAS compounds were detected above the minimum reporting level.

Across Texas, EPA tracks 7,351 public water systems serving 33,253,313 people, with 746,210 cumulative violations and 162,945 health-based violations on record. About 90% of systems in the state carry at least one violation, and state-wide the average per system is 101.5 violations. Statewide, 1,068 of 1,147 UCMR5-tested systems have reported PFAS detections (93.1%).

City of Carrizo Springs's 245 violations sit above the Texas average.

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
5,830
Total Violations
245
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
2,111
County
Dimmit
School/Daycare
No
MCL Violations
0
Monitoring Violations
224
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Chlorine MR 25 2014
Public Notice Other 14 2017
Nitrate MR 12 2013
Lead and Copper Rule MR 10 2019
cis-1,2-Dichloroethylene MR 3 2006
Xylenes, Total MR 3 2006
trans-1,2-Dichloroethylene MR 3 2006
1,1,1-Trichloroethane MR 3 2006
1,2-Dichloropropane MR 3 2006
Trichloroethylene MR 3 2006
1,1,2-Trichloroethane MR 3 2006
Tetrachloroethylene MR 3 2006
CHLOROBENZENE MR 3 2006
Toluene MR 3 2006
Ethylbenzene MR 3 2006
Arsenic MR 3 2006
Barium MR 3 2006
Chromium MR 3 2006
Beryllium, Total MR 3 2006
Thallium, Total MR 3 2006
Selenium MR 3 2006
Aldicarb sulfone MR 3 2009
Carbofuran MR 3 2009
2,4,5-TP MR 3 2009
1,2-DIBROMO-3-CHLOROPROPANE MR 3 2009
Methoxychlor MR 3 2011
Di(2-ethylhexyl) adipate MR 3 2011
Simazine MR 3 2011
Di(2-ethylhexyl) phthalate MR 3 2011
Hexachlorocyclopentadiene MR 3 2011

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 58 samples detected PFAS.

Contaminant Date Result MRL Status
PFUnA 6/7/2023 <2.00 ppt 2.00 ppt Not Detected
PFHxS 6/7/2023 <3.00 ppt 3.00 ppt Not Detected
ADONA 6/7/2023 <3.00 ppt 3.00 ppt Not Detected
11Cl-PF3OUdS 6/7/2023 <5.00 ppt 5.00 ppt Not Detected
PFDoA 6/7/2023 <3.00 ppt 3.00 ppt Not Detected
PFDA 6/7/2023 <3.00 ppt 3.00 ppt Not Detected
PFOA 6/7/2023 <4.00 ppt 4.00 ppt Not Detected
HFPO-DA 6/7/2023 <5.00 ppt 5.00 ppt Not Detected
PFNA 6/7/2023 <4.00 ppt 4.00 ppt Not Detected
PFHxA 6/7/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpA 6/7/2023 <3.00 ppt 3.00 ppt Not Detected
PFBS 6/7/2023 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 6/7/2023 <6.00 ppt 6.00 ppt Not Detected
NEtFOSAA 6/7/2023 <5.00 ppt 5.00 ppt Not Detected
PFTrDA 6/7/2023 <7.00 ppt 7.00 ppt Not Detected
PFTA 6/7/2023 <8.00 ppt 8.00 ppt Not Detected
PFOS 6/7/2023 <4.00 ppt 4.00 ppt Not Detected
PFHpS 6/7/2023 <3.00 ppt 3.00 ppt Not Detected
9Cl-PF3ONS 6/7/2023 <2.00 ppt 2.00 ppt Not Detected
PFBA 6/7/2023 <5.00 ppt 5.00 ppt Not Detected
PFPeS 6/7/2023 <4.00 ppt 4.00 ppt Not Detected
NFDHA 6/7/2023 <20.00 ppt 20.00 ppt Not Detected
PFEESA 6/7/2023 <3.00 ppt 3.00 ppt Not Detected
PFMBA 6/7/2023 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 6/7/2023 <5.00 ppt 5.00 ppt Not Detected
PFMPA 6/7/2023 <4.00 ppt 4.00 ppt Not Detected
8:2 FTS 6/7/2023 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 6/7/2023 <3.00 ppt 3.00 ppt Not Detected
PFPeA 6/7/2023 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 12/20/2023 <5.00 ppt 5.00 ppt Not Detected
ADONA 12/20/2023 <3.00 ppt 3.00 ppt Not Detected
9Cl-PF3ONS 12/20/2023 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 12/20/2023 <5.00 ppt 5.00 ppt Not Detected
PFUnA 12/20/2023 <2.00 ppt 2.00 ppt Not Detected
PFDoA 12/20/2023 <3.00 ppt 3.00 ppt Not Detected
PFOA 12/20/2023 <4.00 ppt 4.00 ppt Not Detected
PFHpA 12/20/2023 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 12/20/2023 <6.00 ppt 6.00 ppt Not Detected
PFBS 12/20/2023 <3.00 ppt 3.00 ppt Not Detected
PFHxS 12/20/2023 <3.00 ppt 3.00 ppt Not Detected
PFDA 12/20/2023 <3.00 ppt 3.00 ppt Not Detected
PFBA 12/20/2023 <5.00 ppt 5.00 ppt Not Detected
PFNA 12/20/2023 <4.00 ppt 4.00 ppt Not Detected
PFTrDA 12/20/2023 <7.00 ppt 7.00 ppt Not Detected
6:2 FTS 12/20/2023 <5.00 ppt 5.00 ppt Not Detected
PFOS 12/20/2023 <4.00 ppt 4.00 ppt Not Detected
PFHpS 12/20/2023 <3.00 ppt 3.00 ppt Not Detected
PFTA 12/20/2023 <8.00 ppt 8.00 ppt Not Detected
PFPeS 12/20/2023 <4.00 ppt 4.00 ppt Not Detected
NEtFOSAA 12/20/2023 <5.00 ppt 5.00 ppt Not Detected

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 City of Carrizo Springs.

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 TX0640002 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Texas Drinking Water Authority

Texas Commission on Environmental Quality (TCEQ) - Drinking Water Watch is the primacy agency that licenses and inspects City of Carrizo Springs under EPA-delegated authority.

Open TX regulator portal

Source: Texas Commission on Environmental Quality (TCEQ) - Drinking Water Watch

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
2019 Lead and Copper Rule MR 10 SDWIS / TX0640002 / 5000
2017 Public Notice Other 14 SDWIS / TX0640002 / 7500
2014 Chlorine MR 25 SDWIS / TX0640002 / 0999
2013 Nitrate MR 12 SDWIS / TX0640002 / 1040
2011 Methoxychlor MR 3 SDWIS / TX0640002 / 2015
2011 Di(2-ethylhexyl) adipate MR 3 SDWIS / TX0640002 / 2035
2011 Simazine MR 3 SDWIS / TX0640002 / 2037
2011 Di(2-ethylhexyl) phthalate MR 3 SDWIS / TX0640002 / 2039
2011 Hexachlorocyclopentadiene MR 3 SDWIS / TX0640002 / 2042
2011 Heptachlor epoxide MR 3 SDWIS / TX0640002 / 2067
2011 Benzo(a)pyrene MR 3 SDWIS / TX0640002 / 2306
2011 Pentachlorophenol MR 3 SDWIS / TX0640002 / 2326
2011 Toxaphene MR 3 SDWIS / TX0640002 / 2020
2011 HEXACHLOROBENZENE MR 3 SDWIS / TX0640002 / 2274
2011 Heptachlor MR 3 SDWIS / TX0640002 / 2065

How City of Carrizo Springs Compares

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

Metric City of Carrizo Springs Texas avg Federal benchmark
Total violations 245 101.5 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 0 22.2 Indicates a contaminant exceeded a federal MCL
PFAS detection None 93.1% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 5,830 4,524 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 7,351 regulated public water systems in Texas.

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 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is City of Carrizo Springs water safe to drink?
City of Carrizo Springs (PWS ID: TX0640002) has 245 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 5,830 people using Groundwater sources.
How many people does City of Carrizo Springs serve?
City of Carrizo Springs serves 5,830 people in Carrizo Springs, Texas. It is a Local-owned system using Groundwater water sources with 2,111 service connections.
What type of violations does City of Carrizo Springs have?
City of Carrizo Springs has 245 total violations: 0 health-based violations (MCL exceedances or treatment failures), 224 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in City of Carrizo Springs water?
No. City of Carrizo Springs was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does City of Carrizo Springs use?
City of Carrizo Springs 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.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.
Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.