Public water system record

Lake Bonanza WSC

Serves an area of Montgomery County, TX that includes Conroe · 2,142 people served

Federal records show 7 health-based violations and 5 monitoring/reporting issues for Lake Bonanza WSC in the last ten years. The most serious issue in this window was a resolved Gross Alpha, Excl. Radon and U violation.

  • TX1700578
  • MONTGOMERY
  • TX
  • 2,142 served

System profile

Source water Groundwater
ZIP 77356
EPA system ID TX1700578

Verify this system on EPA ECHO →

Health-based violations, last 10 years
7
Resolved
7
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
5

Key facts

  • Lake Bonanza WSC draws water from 2 wells.
  • Highest measured level in the last 10 years: Gross Alpha, Excl. Radon and U, 18 pCi/L, federal limit 15 pCi/L (1.2 times the limit), 2018.
  • Most recent formal enforcement: compliance order (no penalty) by Texas, December 2019.
  • Record on file since 2003, with 3 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 945 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
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 16 pCi/L, federal limit 15 pCi/L (1.1 times the limit)
340 Oct 1, 2019 Resolved No
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 16 pCi/L, federal limit 15 pCi/L (1.1 times the limit)
340 Apr 1, 2019 Resolved No
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 17 pCi/L, federal limit 15 pCi/L (1.1 times the limit)
340 Jan 1, 2019 Resolved No
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 18 pCi/L, federal limit 15 pCi/L (1.2 times the limit)
340 Oct 1, 2018 Resolved No
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 18 pCi/L, federal limit 15 pCi/L (1.2 times the limit)
340 Jul 1, 2018 Resolved No
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 16 pCi/L, federal limit 15 pCi/L (1.1 times the limit)
340 Apr 1, 2018 Resolved No
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 16 pCi/L, federal limit 15 pCi/L (1.1 times the limit)
340 Jan 1, 2017 Resolved No

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
Public Notice
OTHER
Jan 27, 2024 Resolved
Lead and Copper Rule
Monitoring and reporting
Jul 1, 2022 Resolved
Consumer Confidence Rule
OTHER
Jul 1, 2020 Resolved
Lead and Copper Rule
Monitoring and reporting
Dec 30, 2017 Resolved
Consumer Confidence Rule
OTHER
Jul 1, 2016 Resolved

Full record since 2003

EPA's records for Lake Bonanza WSC go back to 2003. Before October 19, 2016 they list 3 health-based violations (3 resolved) and 5 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
2000s 1 3
2010 to October 18, 2016 2 2
October 19, 2016 to 2019 7 1
2020s 0 3

Most recent health-based violation before October 19, 2016: Gross Alpha, Excl. Radon and U, began January 2015, Resolved.

Show all 3 health-based violations before October 19, 2016
Contaminant Start date Status
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 16 pCi/L, federal limit 15 pCi/L (1.1 times the limit)
Jan 1, 2015 Resolved
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 16 pCi/L, federal limit 15 pCi/L (1.1 times the limit)
Jul 1, 2014 Resolved
Total Coliform (acute)
Contaminant limit exceeded
Oct 1, 2003 Resolved

Enforcement actions

Texas regulators took 1 formal enforcement action against Lake Bonanza WSC in 2019. The most recent was a compliance order (no penalty) in December 2019.

Date By Action Violations covered
Dec 18, 2019 Texas Compliance order (no penalty) 5 violations (5 health-based): Gross Alpha, Excl. Radon and U

What the violations mean

Gross Alpha, Excl. Radon and U

7 incidents

Test results for Gross Alpha, Excl. Radon and U were above the federal limit (a maximum contaminant level violation).

The utility had to notify customers about each of these violations.

Where the water comes from

Lake Bonanza WSC draws water from 2 wells.

Annual water quality report

Lake Bonanza WSC 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.

Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.

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.