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Public water system record

Stoneridge Lake Subdivision

Serves Rosharon, Brazoria County, TX · 117 people served

Federal records show 4 health-based violations and 2 monitoring/reporting issues for Stoneridge Lake Subdivision in the last ten years. The most serious issue in this window was a Arsenic violation that EPA lists as archived, not resolved.

  • TX0200624
  • CYPRESS
  • TX
  • 117 served

System profile

Source water Groundwater
ZIP 77429
EPA system ID TX0200624

Verify this system on EPA ECHO →

Health-based violations, last 10 years
4
Resolved
0
Unresolved
0
Archived by EPA
4
Any acute record
No
Monitoring issues, last 10 years
2

Key facts

  • Stoneridge Lake Subdivision draws water from 1 well.
  • Highest measured level in the last 10 years: Arsenic, 0.012 mg/L, federal limit 0.01 mg/L (1.2 times the limit), 2025.
  • Most recent formal enforcement: compliance order (no penalty) by EPA, July 2011.
  • Record on file since 2006, with 19 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 53 service lines.

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Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

Contaminant Rule family Start date Status Acute
Arsenic
Contaminant limit exceeded
Measured 0.012 mg/L, federal limit 0.01 mg/L (1.2 times the limit)
 330 Oct 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
 No
Arsenic
Contaminant limit exceeded
Measured 0.011 mg/L, federal limit 0.01 mg/L (1.1 times the limit)
 330 Jul 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
 No
Arsenic
Contaminant limit exceeded
Measured 0.012 mg/L, federal limit 0.01 mg/L (1.2 times the limit)
 330 Apr 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
 No
Arsenic
Contaminant limit exceeded
Measured 0.012 mg/L, federal limit 0.01 mg/L (1.2 times the limit)
 330 Jan 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
 No

Monitoring and reporting issues

Since October 2016

Missed tests or reports, not contaminants found above a limit.

Issue Start date Status
Consumer Confidence Rule
OTHER
 Jul 1, 2025 Active
Lead and Copper Rule
Monitoring and reporting
 Dec 30, 2023 Resolved

Full record since 2006

EPA's records for Stoneridge Lake Subdivision go back to 2006. Before October 19, 2016 they list 19 health-based violations (19 resolved) and no monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
2000s 13 0
2010 to October 18, 2016 6 0
2020s 4 2

Most recent health-based violation before October 19, 2016: Arsenic, began April 2011, Resolved.

Show all 19 health-based violations before October 19, 2016
Contaminant Start date Status
Arsenic
Contaminant limit exceeded
Measured 0.014 mg/L, federal limit 0.01 mg/L (1.4 times the limit)
 Apr 1, 2011 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.016 mg/L, federal limit 0.01 mg/L (1.6 times the limit)
 Jan 1, 2011 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.0162 mg/L, federal limit 0.01 mg/L (1.6 times the limit)
 Oct 1, 2010 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.016725 mg/L, federal limit 0.01 mg/L (1.7 times the limit)
 Jul 1, 2010 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.0169 mg/L, federal limit 0.01 mg/L (1.7 times the limit)
 Apr 1, 2010 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.016425 mg/L, federal limit 0.01 mg/L (1.6 times the limit)
 Jan 1, 2010 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.016575 mg/L, federal limit 0.01 mg/L (1.7 times the limit)
 Oct 1, 2009 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.0156 mg/L, federal limit 0.01 mg/L (1.6 times the limit)
 Jul 1, 2009 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.014525 mg/L, federal limit 0.01 mg/L (1.5 times the limit)
 Apr 1, 2009 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.014325 mg/L, federal limit 0.01 mg/L (1.4 times the limit)
 Jan 1, 2009 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.01375 mg/L, federal limit 0.01 mg/L (1.4 times the limit)
 Oct 1, 2008 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.013525 mg/L, federal limit 0.01 mg/L (1.4 times the limit)
 Jul 1, 2008 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.0141 mg/L, federal limit 0.01 mg/L (1.4 times the limit)
 Apr 1, 2008 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.013875 mg/L, federal limit 0.01 mg/L (1.4 times the limit)
 Jan 1, 2008 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.0142 mg/L, federal limit 0.01 mg/L (1.4 times the limit)
 Oct 1, 2007 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.014375 mg/L, federal limit 0.01 mg/L (1.4 times the limit)
 Jul 1, 2007 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.01385 mg/L, federal limit 0.01 mg/L (1.4 times the limit)
 Apr 1, 2007 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.0138 mg/L, federal limit 0.01 mg/L (1.4 times the limit)
 Jan 1, 2007 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.013 mg/L, federal limit 0.01 mg/L (1.3 times the limit)
 Oct 1, 2006 Resolved

Enforcement actions

Texas regulators and EPA took 2 formal enforcement actions against Stoneridge Lake Subdivision between 2008 and 2011. The most recent was a compliance order (no penalty) in July 2011.

Date By Action Violations covered
Jul 19, 2011 EPA Compliance order (no penalty) 19 violations (19 health-based): Arsenic
Jan 28, 2008 Texas Signed compliance agreement 17 violations (17 health-based): Arsenic

What the violations mean

Arsenic

4 incidents

Arsenic exceeded the federal limit

Long-term arsenic exposure is linked to cancer and cardiovascular effects

Where the water comes from

Stoneridge Lake Subdivision draws water from 1 well. It also buys water from Grasslands.

Buys water from

Annual water quality report

Stoneridge Lake Subdivision must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.

Systems serving 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask Stoneridge Lake Subdivision for a copy.

Find a posted report with EPA's Consumer Confidence Report search

Testing your own water

To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Texas.

Certified drinking water labs by state EPA guidance for private wells