Rolling Hills Colony Water System
EPA ID: TX2370006 · 603 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Rolling Hills Colony Water System (TX2370006): 1 past health-based violation, since resolved. Water monitoring history for Rolling Hills Colony Water System includes 3 violations, each addressed and closed - the system holds no active EPA enforcement today for its 603 residents.
Data: EPA SDWIS
Service Area Map
Coverage area for Rolling Hills Colony Water System Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Rolling Hills Colony Water System serves a community with a median household income of $63,650 and an estimated 14,943 residents across its service area.
Environmental Justice Note: 50% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.
💧 Where Does Your Water Come From?
Rolling Hills Colony Water System's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.
Infrastructure Risk
Detected Contaminants
How Rolling Hills Colony Water System compares to EPA limits
What This Means For You
Stage 2 DBP Rule at 2 mg/L exceeds the EPA maximum of mg/L.
Lead and Copper Rule at 1 mg/L exceeds the EPA maximum of mg/L.
Comparable Water Systems
Similar-sized systems in Texas
Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
Rolling Hills Colony Water System (EPA ID: TX2370006) is a community water system in Texas that serves approximately 603 people from groundwater sources.
This system serves ZIP code 77445 in Hempstead.
Violation History
Status breakdown for accepted records with record years 2021-2026: 3 resolved, 0 archived, 0 addressed, and 0 unaddressed. Under this source contract, current noncompliance is the sum of addressed and unaddressed records. Archived and resolved records are excluded from current noncompliance.
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| May 1, 2025 | Lead and Copper Rule | Non-health-based | Resolved |
| October 17, 2024 | Stage 2 DBP Rule | Health-based | Resolved |
| October 17, 2024 | Stage 2 DBP Rule | Non-health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Stage 2 DBP Rule | Treatment Failure | 2 | Yes |
| Lead and Copper Rule | Treatment Failure | 1 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0 mg/L | No | N/A |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
ZIP Codes Served
Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by TX or modeled from parcel and building-footprint data.
- 77445 - Hempstead
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Rolling Hills Colony Water System (TX2370006) on EPA.gov.
Frequently Asked Questions
Is Rolling Hills Colony Water System water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Rolling Hills Colony Water System; its 3 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.
How many people does Rolling Hills Colony Water System serve?
Rolling Hills Colony Water System serves approximately 603 people across 1 ZIP code in Texas.
Where does Rolling Hills Colony Water System get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Rolling Hills Colony Water System (TX): 1 Health Violation. https://zipcheckup.com/water-system/tx2370006/
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author = {{ZipCheckup}},
title = {{Rolling Hills Colony Water System (TX): 1 Health Violation}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/tx2370006/}
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What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report →
Contact your utility
Rolling Hills Colony Water System (EPA ID: TX2370006) - request the latest Consumer Confidence Report or ask about specific contaminants.