PlainWater

TOWN OF COLFAX

PWS ID: LA1043002 · COLFAX, Louisiana 71417

TOWN OF COLFAX serves 2,552 people in COLFAX, Louisiana using Groundwater water sources. It has 76 recorded EPA violations, including 70 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: TOWN OF COLFAX

TOWN OF COLFAX is a local-owned community water system that delivers drinking water to 2,552 residents in COLFAX, Louisiana (Grant Parish County) through 827 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 76 total violations for this system , of which 70 (92%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 1 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 Groundwater Rule, recorded in 60 violations (TT, health-based). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Louisiana, EPA tracks 1,234 public water systems serving 5,316,532 people, with 115,060 cumulative violations and 62,164 health-based violations on record. About 93% of systems in the state carry at least one violation, and state-wide the average per system is 93.2 violations. TOWN OF COLFAX's 76 violations sit below the Louisiana average. Statewide, 218 of 265 UCMR5-tested systems have reported PFAS detections (82.3%). 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
2,552
Total Violations
76
Health-Based Violations
70
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
827
County
Grant Parish
School/Daycare
No
MCL Violations
10
Monitoring Violations
1
Treatment Tech Violations
60

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Groundwater Rule TT 60 2025
Coliform (TCR) MCL 10 2011
Public Notice Other 2 2020
Consumer Confidence Rule Other 2 2004
E. COLI MR 1 2011

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 TOWN OF COLFAX.

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 LA1043002 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Louisiana Drinking Water Authority

Louisiana'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 LA 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 Groundwater Rule TT 60 SDWIS / LA1043002 / 0700
2020 Public Notice Other 2 SDWIS / LA1043002 / 7500
2011 Coliform (TCR) MCL 10 SDWIS / LA1043002 / 3100
2011 E. COLI MR 1 SDWIS / LA1043002 / 3014
2004 Consumer Confidence Rule Other 2 SDWIS / LA1043002 / 7000

How TOWN OF COLFAX Compares

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

Metric TOWN OF COLFAX Louisiana avg Federal benchmark
Total violations 76 93.2 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 70 50.4 Indicates a contaminant exceeded a federal MCL
PFAS detection None 82.3% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 2,552 4,308 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,234 regulated public water systems in Louisiana.

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 TOWN OF COLFAX water safe to drink?
TOWN OF COLFAX (PWS ID: LA1043002) has 76 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 2,552 people using Groundwater sources.
How many people does TOWN OF COLFAX serve?
TOWN OF COLFAX serves 2,552 people in COLFAX, Louisiana. It is a Local-owned system using Groundwater water sources with 827 service connections.
What type of violations does TOWN OF COLFAX have?
TOWN OF COLFAX has 76 total violations: 70 health-based violations (MCL exceedances or treatment failures), 1 monitoring/reporting violations, and 60 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in TOWN OF COLFAX water?
No PFAS testing data is available for TOWN OF COLFAX under the EPA's UCMR5 monitoring program.
What water source does TOWN OF COLFAX use?
TOWN OF COLFAX 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 Kiznis Studio Editorial