Point Of Rocks, MD: High Radon Risk — 40/100 (2026)
1 ZIP code · 2 water systems · Updated 2026-06-04
Systems across Point Of Rocks show elevated violation counts against MD benchmarks — the low safety grade reflects that ongoing compliance pattern.
How Point Of Rocks Compares
Data: EPA SDWIS Last verified: 2026-06-04
Point Of Rocks Water: The Quick Version
- Homes built before 1986: 24% — older plumbing may contain lead solder.
- Estimated remediation: $2,900 per household.
- CDC health risk index: 11.57.
Water Systems Serving Point Of Rocks
2 water utilities share the residential service territory in Point Of Rocks, MD — out of 2 total systems in federal records.
Overview
We track water quality and home safety data for 1 ZIP code in Point Of Rocks, Maryland (population ~2,333), covering 2 community water systems serving approximately 82,223 people region-wide.
No EPA violations recorded across any ZIP codes in Point Of Rocks — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Point Of Rocks: D (40/100)
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
Point Of Rocks water systems draw from: Surface water.
Lead & Copper
- Lead data: not yet available for Point Of Rocks
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 1 (High Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 21777 | D | New Design - Frederick County | 74,911 |
All ZIP Codes in Point Of Rocks
- 21777 [D]
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 Point Of Rocks
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
How Old Is Point Of Rocks's Housing Stock?
Housing age data helps assess potential lead pipe and infrastructure risks. Newer housing stock generally means lower plumbing-related contamination risk.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
Cities with large shares of pre-1986 housing carry elevated aggregate risk from lead-soldered plumbing; Point Of Rocks sits on the lower end of that spectrum. The median build year of 1994 reflects a housing stock in which post-ban construction is dominant — meaning lead-soldered copper joints are less prevalent across the city as a whole. Still, aggregate figures don't tell you what's happening inside a specific older home. Any structure built before 1986, and particularly those built before 1970 when lead pipes were commonly installed, can still present meaningful lead risk regardless of the city-wide picture.
Most homes in Point Of Rocks were built after 1986, reducing the risk of lead contamination from plumbing. Older homes should still be tested.
Source: U.S. Census Bureau ACS B25034.
Point Of Rocks: Remediation Cost in Perspective
When estimated remediation is placed alongside median property values in Point Of Rocks, the resulting ratio is low — a finding consistent with a household financial perspective where documented issues can be addressed without a meaningful impact on overall equity position, making this market one of the more favorable contexts for remediation planning.
Remediation costs in Point Of Rocks are relatively low compared to home values. The $1,900–$4,100 estimated range is a small fraction of median property value. Home values are 3% above the Maryland average.
Protecting Children from Lead in Point Of Rocks
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.
Aggregate sampling rests beneath the federal action threshold here, while only 24% of Point Of Rocks housing predates the solder rule change.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Climate-Related Water Risk for Point Of Rocks
Point Of Rocks's flood exposure sits in the moderate range: 60 NFIP claims on record and 100% of ZIP codes within FEMA-designated flood zones. Residents with private wells or older infrastructure have reasonable grounds to factor flood timing into their water quality awareness.
Point Of Rocks has a moderate flood history with 60 FEMA claims averaging $13,678 per payout. 100% 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>$2,900</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 Point Of Rocks
- 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 Point Of Rocks, MD