Temple Hills, MD Water Safety: 52/100 (2026)
2 ZIP codes · 2 water systems · Updated 2026-06-03
State safety rankings put Temple Hills, MD near the lower tier — below-average compliance on record.
How Temple Hills Compares
Data: EPA SDWIS Last verified: 2026-06-03
Temple Hills Water: The Quick Version
- Estimated remediation: $1,250 per household.
- CDC health risk index: 13.05 — above typical levels.
Water Systems Serving Temple Hills
In Temple Hills, MD, residential water supply is distributed across multiple utilities rather than concentrated in one. The 2 leading providers out of 2 tracked systems each control their own infrastructure, file separate EPA compliance reports, and set independent rate schedules.
Overview
We track water quality and home safety data for 2 ZIP codes in Temple Hills, Maryland (population ~40,094), covering 2 community water systems serving approximately 1,925,000 people region-wide.
No EPA violations recorded across any ZIP codes in Temple Hills — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Temple Hills: D (52/100)
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
Temple Hills water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Temple Hills
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 2 (Moderate Risk)
- Zone 1 (High): 0 ZIP codes
- Zone 2 (Moderate): 2 ZIP codes
- Zone 3 (Low): 0 ZIP codes
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 20748 | D | WASHINGTON SUBURBAN SANITARY COMMISSION | 1,900,000 |
| 20757 | D | CITY OF BOWIE | 25,000 |
All ZIP Codes in Temple Hills
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 Temple Hills
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
Temple Hills: Remediation Cost in Perspective
Remediation costs in Temple Hills are small relative to typical property values — the cost-to-value ratio here is favorable.
Remediation costs in Temple Hills are relatively low compared to home values. The $550–$2,100 estimated range is a small fraction of median property value. Home values are 17% below the Maryland average.
Climate-Related Water Risk for Temple Hills
Multiple flood events have been recorded for Temple Hills through the NFIP — 65 claims in total, with 50% of ZIP codes in FEMA-designated zones — pointing to a flood exposure profile that merits inclusion in a water quality assessment without reaching high-severity planning territory.
Temple Hills has a moderate flood history with 65 FEMA claims averaging $2,805 per payout. 50% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.
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>$1,250</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 Temple Hills
- 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. An NSF-certified pitcher or under-sink filter removes most common contaminants.
- Check your home's plumbing. Homes built before 1986 may have lead solder in pipes. A licensed plumber can assess your risk.
- Review your water system's CCR. Your utility publishes an annual Consumer Confidence Report with detailed test results. Request it or find it online.
Deep Dive Reports
Detailed analysis for Temple Hills, MD