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COASTAL ENVIRONMENTAL SERVICES

PWS ID: LA2103511 · LACOMBE, Louisiana 70445

COASTAL ENVIRONMENTAL SERVICES serves 25 people in LACOMBE, Louisiana using Groundwater water sources. It has 5 recorded EPA violations, including 0 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: COASTAL ENVIRONMENTAL SERVICES

COASTAL ENVIRONMENTAL SERVICES is a private-owned non-transient non-community water system that delivers drinking water to 25 residents in LACOMBE, Louisiana (St. Tammany Parish County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 5 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 5 monitoring and reporting violations are on file. The most recent violation on record dates to 2020.

The most frequently cited contaminant at this system is Lead and Copper Rule, recorded in 5 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 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. COASTAL ENVIRONMENTAL SERVICES's 5 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
25
Total Violations
5
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
1
County
St. Tammany Parish
School/Daycare
No
MCL Violations
0
Monitoring Violations
5
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 5 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 COASTAL ENVIRONMENTAL SERVICES.

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 LA2103511 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
2020 Lead and Copper Rule MR 5 SDWIS / LA2103511 / 5000

How COASTAL ENVIRONMENTAL SERVICES Compares

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

Metric COASTAL ENVIRONMENTAL SERVICES Louisiana avg Federal benchmark
Total violations 5 93.2 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 0 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 25 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 COASTAL ENVIRONMENTAL SERVICES water safe to drink?
COASTAL ENVIRONMENTAL SERVICES (PWS ID: LA2103511) has 5 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 COASTAL ENVIRONMENTAL SERVICES serve?
COASTAL ENVIRONMENTAL SERVICES serves 25 people in LACOMBE, Louisiana. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does COASTAL ENVIRONMENTAL SERVICES have?
COASTAL ENVIRONMENTAL SERVICES has 5 total violations: 0 health-based violations (MCL exceedances or treatment failures), 5 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in COASTAL ENVIRONMENTAL SERVICES water?
No PFAS testing data is available for COASTAL ENVIRONMENTAL SERVICES under the EPA's UCMR5 monitoring program.
What water source does COASTAL ENVIRONMENTAL SERVICES use?
COASTAL ENVIRONMENTAL SERVICES uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
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