Monroe, LA: 99 Health Violations — 63/100 (2026)
11 ZIP codes · 6 water systems · Updated 2026-06-03
Monroe shows moderate tap water quality for LA — some areas carry documented EPA violations while others meet standards without issues.
How Monroe Compares
Data: EPA SDWIS Last verified: 2026-06-03
Water Quality Map: Monroe, LA
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Score Distribution
Distribution of water safety grades across Monroe.
Monroe Water: The Quick Version
- Your city's water systems recorded 121 violations in the past 5 years.
- Average lead level: 0.002 mg/L.
- Estimated remediation: $1,500 per household.
- CDC health risk index: 15.44 — above typical levels.
Water Systems Serving Monroe
Water delivery in Monroe, LA is handled by 3 utilities rather than a single system — drawn from 6 providers in federal records, each filing its own compliance reports and setting its own rates.
Overview
We track water quality and home safety data for 11 ZIP codes in Monroe, Louisiana, covering 6 community water systems serving approximately 88,011 people.
11 of 11 ZIP codes (100%) have recorded EPA violations. 99 health-based violations documented.
Home Safety Score
Average Home Safety Score for Monroe: C (63/100)
The score combines three factors:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| Lead Levels | 90th percentile lead concentration vs EPA action level |
| Radon Risk | EPA radon zone classification |
Water Sources
Monroe water systems draw from: Groundwater, Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0020 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 3 (Low Risk)
- Zone 1 (High): 0 ZIP codes
- Zone 2 (Moderate): 0 ZIP codes
- Zone 3 (Low): 11 ZIP codes
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 84 | 11 |
| Lead and Copper Rule | Treatment Technique | 24 | 11 |
| Stage 2 DBP Rule | Treatment Technique | 12 | 11 |
| Contaminant 0700 | Other | 12 | 11 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 71201 | D | 11 | 9 | Monroe Water System |
| 71202 | D | 11 | 9 | Monroe Water System |
| 71203 | D | 11 | 9 | Monroe Water System |
| 71207 | C | 11 | 9 | Monroe Water System |
| 71208 | C | 11 | 9 | Monroe Water System |
| 71209 | C | 11 | 9 | Monroe Water System |
| 71210 | C | 11 | 9 | Monroe Water System |
| 71211 | C | 11 | 9 | Monroe Water System |
| 71212 | C | 11 | 9 | Monroe Water System |
| 71213 | C | 11 | 9 | Monroe Water System |
All ZIP Codes in Monroe
- 71201 [D] — 11 violations ⚠
- 71202 [D] — 11 violations ⚠
- 71203 [D] — 11 violations ⚠
- 71207 [C] — 11 violations ⚠
- 71208 [C] — 11 violations ⚠
- 71209 [C] — 11 violations ⚠
- 71210 [C] — 11 violations ⚠
- 71211 [C] — 11 violations ⚠
- 71212 [C] — 11 violations ⚠
- 71213 [C] — 11 violations ⚠
- 71217 [C] — 11 violations ⚠
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
CDC Health Data for Monroe
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
Key Contaminants Detected in Monroe
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Monroe: Remediation Cost in Perspective
At current valuations, Monroe sits in the low remediation-share tier — the equity impact of fixing documented issues is proportionally minor.
Remediation costs in Monroe are relatively low compared to home values. The $891–$2,827 estimated range is a small fraction of median property value. Home values are 6% above the Louisiana average.
Protecting Children from Lead in Monroe
Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.
Lead risk in Monroe appears low overall, but individual homes may differ. Testing is the only way to confirm your water's lead content.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Climate-Related Water Risk for Monroe
Flood exposure in Monroe is substantial — 5585 NFIP claims on record and 55% of ZIP codes within FEMA-designated zones. That volume of documented flood activity places water-quality implications of flooding firmly in the active-risk category rather than the hypothetical.
Monroe has a significant flood history with 5,585 FEMA flood insurance claims on record, averaging $15,519 per claim. With 55% of ZIP codes in FEMA-designated flood zones, flood risk is a major concern for homeowners and water quality.
How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. Flood damage can add significantly to the estimated <strong>$1,500</strong> remediation cost per household.
Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.
Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.
What You Can Do in Monroe
- Test your water at home. City-level data shows averages — your tap may differ. NSF-certified test kits cost $20-40 and give results in days.
- Install a certified water filter. Filters rated for Haloacetic Acids (HAA5) can reduce the most common contaminant found in Monroe's water.
- Check your home's plumbing. Homes built before 1986 may have lead solder in pipes. A licensed plumber can assess your risk.
Deep Dive Reports
Detailed analysis for Monroe, LA