Mobile, AL: 36 Health Violations — 85/100 (2026)
36 ZIP codes · 4 water systems · Updated 2026-06-03
Unlike many cities its size in AL, Mobile keeps health-based violation rates low — systems here score at or above the state average for tap water safety, with no systemic concerns flagged in the current data set.
How Mobile Compares
Data: EPA SDWIS Last verified: 2026-06-03
Water Quality Map: Mobile, AL
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Score Distribution
Distribution of water safety grades across Mobile.
Mobile Water: The Quick Version
- Your city's water systems recorded 144 violations in the past 5 years.
- Average lead level: 0.0015 mg/L.
- Estimated remediation: $1,394 per household.
- CDC health risk index: 14.59 — above typical levels.
Water Systems Serving Mobile
3 independent water providers serve Mobile, AL — 4 systems appear in federal records.
Overview
We track water quality and home safety data for 36 ZIP codes in Mobile, Alabama, covering 4 community water systems serving approximately 266,822 people.
36 of 36 ZIP codes (100%) have recorded EPA violations. 36 health-based violations documented.
Home Safety Score
Average Home Safety Score for Mobile: A (85/100)
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
Mobile water systems draw from: Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0015 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): 36 ZIP codes
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 74 | 36 |
| Chlorite | Disinfection Byproducts | 37 | 36 |
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 37 | 36 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 36601 | B | 4 | 1 | City of Mobile, Bd. of W&s Commission of the |
| 36602 | B | 4 | 1 | City of Mobile, Bd. of W&s Commission of the |
| 36603 | B | 4 | 1 | City of Mobile, Bd. of W&s Commission of the |
| 36604 | B | 4 | 1 | City of Mobile, Bd. of W&s Commission of the |
| 36605 | B | 4 | 1 | City of Mobile, Bd. of W&s Commission of the |
| 36606 | B | 4 | 1 | City of Mobile, Bd. of W&s Commission of the |
| 36607 | B | 4 | 1 | City of Mobile, Bd. of W&s Commission of the |
| 36608 | B | 4 | 1 | City of Mobile, Bd. of W&s Commission of the |
| 36609 | B | 4 | 1 | City of Mobile, Bd. of W&s Commission of the |
| 36610 | B | 4 | 1 | City of Mobile, Bd. of W&s Commission of the |
All ZIP Codes in Mobile
- 36601 [B] — 4 violations ⚠
- 36602 [B] — 4 violations ⚠
- 36603 [B] — 4 violations ⚠
- 36604 [B] — 4 violations ⚠
- 36605 [B] — 4 violations ⚠
- 36606 [B] — 4 violations ⚠
- 36607 [B] — 4 violations ⚠
- 36608 [B] — 4 violations ⚠
- 36609 [B] — 4 violations ⚠
- 36610 [B] — 4 violations ⚠
- 36611 [B] — 4 violations ⚠
- 36612 [A] — 4 violations ⚠
- 36615 [A] — 4 violations ⚠
- 36616 [A] — 4 violations ⚠
- 36617 [B] — 4 violations ⚠
- 36618 [B] — 4 violations ⚠
- 36619 [B] — 4 violations ⚠
- 36625 [A] — 4 violations ⚠
- 36628 [A] — 4 violations ⚠
- 36630 [A] — 4 violations ⚠
- 36633 [B] — 4 violations ⚠
- 36640 [A] — 4 violations ⚠
- 36641 [A] — 4 violations ⚠
- 36644 [A] — 4 violations ⚠
- 36652 [A] — 4 violations ⚠
- 36660 [A] — 4 violations ⚠
- 36663 [A] — 4 violations ⚠
- 36670 [A] — 4 violations ⚠
- 36671 [A] — 4 violations ⚠
- 36675 [A] — 4 violations ⚠
- 36685 [A] — 4 violations ⚠
- 36688 [A] — 4 violations ⚠
- 36689 [A] — 4 violations ⚠
- 36691 [A] — 4 violations ⚠
- 36693 [B] — 4 violations ⚠
- 36695 [B] — 4 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 Mobile
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 Mobile
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Mobile: Remediation Cost in Perspective
Given current Mobile valuations, the remediation-to-property-value ratio is low — most homeowners are looking at a proportionally modest share that fits within routine financial planning.
Remediation costs in Mobile are relatively low compared to home values. The $894–$2,231 estimated range is a small fraction of median property value. Home values are 6% below the Alabama average.
Protecting Children from Lead in Mobile
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 Mobile 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 Mobile
Unlike communities where NFIP data shows minimal flood history, Mobile's record documents 6904 claims and 69% of ZIP codes inside FEMA flood zones — a combination that moves flood-related water quality risk from the background into the foreground of any complete local water assessment. Flooding can overwhelm treatment capacity, contaminate wells, and trigger distribution backflow; at this level of exposure, those mechanisms have likely been activated during significant flood events.
Mobile has a significant flood history with 6,904 FEMA flood insurance claims on record, averaging $33,263 per claim. With 69% 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>$1,394</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.
Deep Dive Reports
Detailed analysis for Mobile, AL