Mobile, AL: PFAS Found in Water - Home Safety 96/100
36 ZIP codes · 5 water systems · Updated
ZipCheckup grade for Mobile: A.
The model grade is high, but the records on this page include findings worth reviewing.
Your top priority: match a filter's certification to the violations (9 health-based violations). NSF certified filters →
Within Mobile, AL, the available records add up to an upper-tier grade; that grade describes records, not the water at a given faucet.
How Mobile Compares
Data: EPA SDWIS
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 Home Safety grades across Mobile.
Mobile Water: The Quick Version
- Your city's water systems recorded 190 violations since 2021.
- Average of reported 90th-percentile lead results: 0.0019 mg/L.
- Estimated remediation: $405 per household.
- Health risk index (ZipCheckup composite of CDC data): 14.59.
Water Systems Serving Mobile
Among 5 systems linked to Mobile, AL, the 3 biggest by population served appear below.
- A
- A
- B
Overview
We track home safety data for 36 ZIP codes in Mobile, Alabama (population ~266,822), covering 5 community water systems serving approximately 400,839 people region-wide. The EPA snapshots used for this build directly map water systems to 20 of 36 ZIP codes.
20 of 20 ZIP codes with a reported violation count in the available EPA record (100%) have recorded EPA violations. 9 health-based violations appear in the available health breakdown.
Home Safety Score
Average Home Safety Score for Mobile: A (96/100)
Model 4.0.0 uses four measured components across three equally weighted domains. If a required domain is unavailable, no score is published:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| PFAS MCL Screen | UCMR 5 testing against the covered federal MCLs |
| Radon Risk | EPA radon zone classification |
| Annual AQI | EPA AirData county-year median with at least 90 observed days |
Water Sources
Mobile water systems draw from: Groundwater, Surface water.
Lead & Copper
- Average of reported 90th-percentile lead results: 0.0019 mg/L (EPA action level: 0.015 mg/L)
- 0 of 20 ZIP codes with known status exceed the EPA lead action level
Radon Risk
36 of 36 ZIP records with known zones are in EPA Radon Zone 3.
The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 138 | 20 |
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 53 | 20 |
| Total organic carbon | Disinfection Byproducts | 21 | 20 |
| Gross Alpha (excl. radon and uranium) | Radionuclides | 15 | 2 |
| Radium-228 | Radionuclides | 15 | 2 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 36695 | — | 142 | 1 | City of Mobile, Bd. of W&s Commission of the |
| 36608 | B | 112 | 1 | City of Mobile, Bd. of W&s Commission of the |
| 36611 | A | 52 | 9 | Prichard Water Works Board |
| 36605 | A | 34 | 1 | City of Mobile, Bd. of W&s Commission of the |
| 36619 | A | 34 | 1 | Mobile County Water & Fire Pro Authority |
| 36693 | A | 34 | 1 | City of Mobile, Bd. of W&s Commission of the |
| 36602 | — | 20 | 9 | City of Mobile, Bd. of W&s Commission of the |
| 36603 | A | 20 | 9 | City of Mobile, Bd. of W&s Commission of the |
| 36610 | A | 20 | 9 | Prichard Water Works Board |
| 36612 | A | 20 | 9 | Prichard Water Works Board |
All ZIP Codes in Mobile
- 36601
- 36602 - 20 violations ⚠
- 36603 [A] - 20 violations ⚠
- 36604 [A] - 4 violations ⚠
- 36605 [A] - 34 violations ⚠
- 36606 [A] - 4 violations ⚠
- 36607 - 4 violations ⚠
- 36608 [B] - 112 violations ⚠
- 36609 - 4 violations ⚠
- 36610 [A] - 20 violations ⚠
- 36611 [A] - 52 violations ⚠
- 36612 [A] - 20 violations ⚠
- 36615 - 4 violations ⚠
- 36616
- 36617 - 20 violations ⚠
- 36618 [A] - 20 violations ⚠
- 36619 [A] - 34 violations ⚠
- 36625
- 36628
- 36630
- 36633
- 36640
- 36641
- 36644
- 36652 - 4 violations ⚠
- 36660
- 36663 - 4 violations ⚠
- 36670
- 36671
- 36675
- 36685
- 36688 - 4 violations ⚠
- 36689
- 36691
- 36693 [A] - 34 violations ⚠
- 36695 - 142 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
Reporting periods vary by source. Missing data is shown as unavailable, not as zero.
CDC Health Data for Mobile
Source: CDC PLACES (County-level estimates). County health indicators are shown for context only and are not linked to this area's water records.
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
Here the gap between local home values and the estimated repair bill is wide, so the percentage shown below for Mobile stays at or under the 1% mark.
Estimated remediation costs in Mobile can be compared with local home values. The $203–$915 estimated range can be set against the median property value; actual costs vary by home. Home values are 6% below the Alabama average.
Protecting Children from Lead in Mobile
Why children are most at risk: The CDC states that no safe blood lead level in children has been identified. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.
Available area-level lead records for Mobile do not determine the lead level at an individual tap. 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.
Historical Flood-Claim Evidence for Mobile
Historical NFIP data for Mobile contains 6,906 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $31,306. Among ZIP codes with claim records, 72% have an A- or V-family dominant rated zone recorded in those historical claims. This is not a complete current FEMA property-map inventory.
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. The $405 remediation estimate shown here excludes flood insurance and is not derived from NFIP claim count.
Claim count does not establish current property risk. Check the exact address in FEMA's current map and obtain a property-specific insurance quote when relevant.
Source: historical FEMA National Flood Insurance Program (NFIP) claim records. No current FEMA property-map designation is asserted.
Deep Dive Reports
Detailed analysis for Mobile, AL