CENTRAL GRANT WATER SYSTEM
PWS ID: LA1043013 · DRY PRONG, Louisiana 71423
CENTRAL GRANT WATER SYSTEM serves 2,250 people in DRY PRONG, Louisiana using Groundwater water sources. It has 110 recorded EPA violations, including 45 health-based violations. No PFAS contamination was detected in UCMR5 testing.
Water Quality Snapshot: CENTRAL GRANT WATER SYSTEM
CENTRAL GRANT WATER SYSTEM is a private-owned community water system that delivers drinking water to 2,250 residents in DRY PRONG, Louisiana (Grant Parish County) through 750 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 110 total violations for this system , of which 45 (41%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 47 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 Groundwater Rule, recorded in 17 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. CENTRAL GRANT WATER SYSTEM's 110 violations sit above 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.
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 750
- County
- Grant Parish
- School/Daycare
- No
- MCL Violations
- 15
- Monitoring Violations
- 47
- Treatment Tech Violations
- 30
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Groundwater Rule | TT | 17 | 2024 |
| Coliform (TCR) | MCL | 15 | 2013 |
| Public Notice | Other | 15 | 2024 |
| Lead and Copper Rule | MR | 14 | 2021 |
| Revised Total Coliform Rule | MON | 10 | 2016 |
| TTHM | MR | 9 | 2013 |
| Total Haloacetic Acids (HAA5) | MR | 9 | 2013 |
| Lead and Copper Rule | TT | 6 | 2018 |
| Revised Total Coliform Rule | TT | 6 | 2022 |
| Chlorine | MR | 5 | 2016 |
| LEAD AND COPPER RULE REVISIONS | RPT | 1 | 2024 |
| LEAD AND COPPER RULE REVISIONS | TT | 1 | 2024 |
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 CENTRAL GRANT WATER SYSTEM.
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 LA1043013 on SDWISSource: EPA SDWIS Federal Reports Search
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 SDWISViolation 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 | Groundwater Rule | TT | 17 | SDWIS / LA1043013 / 0700 |
| 2024 | Public Notice | Other | 15 | SDWIS / LA1043013 / 7500 |
| 2024 | LEAD AND COPPER RULE REVISIONS | RPT | 1 | SDWIS / LA1043013 / 5200 |
| 2024 | LEAD AND COPPER RULE REVISIONS | TT | 1 | SDWIS / LA1043013 / 5200 |
| 2022 | Revised Total Coliform Rule | TT | 6 | SDWIS / LA1043013 / 8000 |
| 2021 | Lead and Copper Rule | MR | 14 | SDWIS / LA1043013 / 5000 |
| 2018 | Lead and Copper Rule | TT | 6 | SDWIS / LA1043013 / 5000 |
| 2016 | Revised Total Coliform Rule | MON | 10 | SDWIS / LA1043013 / 8000 |
| 2016 | Chlorine | MR | 5 | SDWIS / LA1043013 / 0999 |
| 2013 | Coliform (TCR) | MCL | 15 | SDWIS / LA1043013 / 3100 |
| 2013 | TTHM | MR | 9 | SDWIS / LA1043013 / 2950 |
| 2013 | Total Haloacetic Acids (HAA5) | MR | 9 | SDWIS / LA1043013 / 2456 |
How CENTRAL GRANT WATER SYSTEM Compares
Cross-reference this system's record against state averages and the federal MCL framework for context.
| Metric | CENTRAL GRANT WATER SYSTEM | Louisiana avg | Federal benchmark |
|---|---|---|---|
| Total violations | 110 | 93.2 | SDWA compliance — any non-zero count is a recorded breach |
| Health-based violations | 45 | 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 | 2,250 | 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
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Related Data for Louisiana
Read our methodology — how this data is sourced, computed, and verified.