Arsenic in Midland, TX Drinking Water
Arsenic data for Midland, Texas · 163,927 residents · 11 ZIP codes
Recent water testing in Midland, Texas has returned Arsenic readings above detection thresholds.
Data: EPA SDWIS, CCR Reports, ECHO Last verified: 2026-05-14
Arsenic in Midland Tap Water
Arsenic has been detected in Midland, Texas drinking water at a maximum level of 11 ppb — 1.1x the EPA MCL.
This analysis covers 163,927 residents across 11 ZIP codes in Midland.
Midland's overall water quality grade is A (91/100).
Is Arsenic in Midland Water Safe?
If you live in an affected ZIP code, consider installing a reverse osmosis filter certified under NSF 53 / NSF 58 and testing your water independently.
Arsenic Levels by ZIP Code
| ZIP Code | Arsenic Level | EPA Limit | Status |
|---|---|---|---|
| 79701 | 11 ppb | 10 ppb | Exceeds limit |
| 79702 | 11 ppb | 10 ppb | Exceeds limit |
| 79703 | 11 ppb | 10 ppb | Exceeds limit |
| 79704 | 11 ppb | 10 ppb | Exceeds limit |
| 79705 | 11 ppb | 10 ppb | Exceeds limit |
| 79706 | 11 ppb | 10 ppb | Exceeds limit |
| 79707 | 11 ppb | 10 ppb | Exceeds limit |
| 79708 | 11 ppb | 10 ppb | Exceeds limit |
| 79710 | 11 ppb | 10 ppb | Exceeds limit |
| 79711 | 11 ppb | 10 ppb | Exceeds limit |
| 79712 | 11 ppb | 10 ppb | Exceeds limit |
Average arsenic level across Midland: 11 ppb
EPA Violations for Arsenic in Midland
| Date | Violation Type | Status | ZIP Code |
|---|---|---|---|
| 2023-10-01 | Arsenic (Resolved) | Resolved | 79701 |
| 2023-10-01 | Arsenic (Resolved) | Resolved | 79702 |
| 2023-10-01 | Arsenic (Resolved) | Resolved | 79703 |
| 2023-10-01 | Arsenic (Resolved) | Resolved | 79704 |
| 2023-10-01 | Arsenic (Resolved) | Resolved | 79705 |
| 2023-10-01 | Arsenic (Resolved) | Resolved | 79706 |
| 2023-10-01 | Arsenic (Resolved) | Resolved | 79707 |
| 2023-10-01 | Arsenic (Resolved) | Resolved | 79708 |
| 2023-10-01 | Arsenic (Resolved) | Resolved | 79710 |
| 2023-10-01 | Arsenic (Resolved) | Resolved | 79711 |
| 2023-10-01 | Arsenic (Resolved) | Resolved | 79712 |
Health Effects of Arsenic
- Increased risk of skin, bladder, lung, and kidney cancer
- Cardiovascular disease and type 2 diabetes
- Skin changes (darkening, thickening, lesions)
- Developmental effects in children exposed in utero
Health risk severity: High. Governed by the Arsenic Rule (2006).
How Arsenic Gets Into Drinking Water
- Natural deposits in rock and soil (especially in western U.S.)
- Runoff from orchards and glass/electronics production
- Historical use of arsenic-based pesticides
- Well water in areas with arsenic-rich geology
What to Do About Arsenic in Midland Water
- Install a reverse osmosis (RO) system certified under NSF 58
- Adsorptive media filters (iron-based) can also reduce arsenic
- Have well water tested if on a private supply
- Boiling water does NOT remove arsenic — it concentrates it
Look for filters certified under NSF 53 / NSF 58 for arsenic removal.