Public water system record

Tradewind Water Assoc.

Serves Weldon, Kern County, CA · 632 people served

Federal records show 12 health-based violations and 3 monitoring/reporting issues for Tradewind Water Assoc. in the last ten years, including an unresolved LEAD AND COPPER RULE REVISIONS violation.

  • CA1500406
  • WELDON
  • CA
  • 632 served

System profile

Source water Groundwater
ZIP 93283
EPA system ID CA1500406

Verify this system on EPA ECHO →

Health-based violations, last 10 years
12
Resolved
11
Unresolved
1
Any acute record
No
Monitoring issues, last 10 years
3

Key facts

  • Tradewind Water Assoc. draws water from 2 wells (1 of them for emergency, seasonal or other part-time use).
  • Most recent formal enforcement: compliance order with a penalty by California, July 2023.
  • Record on file since 1980, with 7 health-based violations before October 19, 2016.

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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
Combined Uranium
Contaminant limit exceeded
340 Apr 1, 2025 Resolved No
Combined Uranium
Contaminant limit exceeded
340 Jan 1, 2025 Resolved No
LEAD AND COPPER RULE REVISIONS
Treatment technique failure
350 Oct 17, 2024 Active No
Combined Uranium
Contaminant limit exceeded
340 Oct 1, 2024 Resolved No
Combined Uranium
Contaminant limit exceeded
340 Jul 1, 2024 Resolved No
Combined Uranium
Contaminant limit exceeded
340 Apr 1, 2024 Resolved No
Combined Uranium
Contaminant limit exceeded
340 Oct 1, 2022 Resolved No
Combined Uranium
Contaminant limit exceeded
340 Jul 1, 2022 Resolved No
Combined Uranium
Contaminant limit exceeded
340 Apr 1, 2022 Resolved No
Combined Uranium
Contaminant limit exceeded
340 Jan 1, 2022 Resolved No
Combined Uranium
Contaminant limit exceeded
340 Oct 1, 2021 Resolved No
Lead and Copper Rule
Treatment technique failure
350 Jan 1, 2018 Resolved No

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
LEAD AND COPPER RULE REVISIONS
RPT
Oct 17, 2024 Active
Haloacetic Acids (HAA5)
Monitoring and reporting
Jan 1, 2021 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Jan 1, 2021 Resolved

Full record since 1980

EPA's records for Tradewind Water Assoc. go back to 1980. Before October 19, 2016 they list 7 health-based violations (7 resolved) and 14 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1980s 0 5
1990s 5 2
2000s 2 4
2010 to October 18, 2016 0 3
October 19, 2016 to 2019 1 0
2020s 11 3

Most recent health-based violation before October 19, 2016: Combined Uranium, began July 2008, Resolved.

Show all 7 health-based violations before October 19, 2016
Contaminant Start date Status
Combined Uranium
Contaminant limit exceeded
Jul 1, 2008 Resolved
Combined Uranium
Contaminant limit exceeded
Apr 1, 2008 Resolved
Total Coliform
Contaminant limit exceeded
Dec 1, 1999 Resolved
Total Coliform
Contaminant limit exceeded
Aug 1, 1999 Resolved
Total Coliform
Contaminant limit exceeded
Jun 1, 1996 Resolved
Total Coliform
Contaminant limit exceeded
May 1, 1996 Resolved
Total Coliform
Contaminant limit exceeded
May 1, 1994 Resolved

Enforcement actions

California regulators took 11 formal enforcement actions against Tradewind Water Assoc. between 1999 and 2023. The most recent was a compliance order with a penalty in July 2023.

Date By Action Violations covered
Jul 17, 2023 California Compliance order with a penalty 5 violations (5 health-based): Combined Uranium
Feb 15, 2023 California Compliance order with a penalty 5 violations (5 health-based): Combined Uranium
May 3, 2022 California Compliance order (no penalty) 2 violations: Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5)
Mar 16, 2022 California Compliance order (no penalty) 10 violations (10 health-based): Combined Uranium
Sep 12, 2018 California Compliance order (no penalty) 1 violation (1 health-based): Lead and Copper Rule
Jun 27, 2013 California Compliance order (no penalty) 1 violation: Nitrate
May 1, 2009 California Compliance order (no penalty) 2 violations (2 health-based): Combined Uranium
Mar 30, 2009 California Compliance order (no penalty) 1 violation: Consumer Confidence Rule
Jun 10, 2008 California Compliance order (no penalty) 1 violation: Consumer Confidence Rule
Feb 2, 2000 California Compliance order (no penalty) 1 violation (1 health-based): Total Coliform
Sep 27, 1999 California Compliance order (no penalty) 1 violation (1 health-based): Total Coliform

What the violations mean

Combined Uranium

10 incidents

Test results for Combined Uranium were above the federal limit (a maximum contaminant level violation).

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

LEAD AND COPPER RULE REVISIONS

1 incident

The system did not complete a treatment step or action that the LEAD AND COPPER RULE REVISIONS requires (a treatment technique violation).

The utility had to notify customers about this violation.

Lead and Copper Rule

1 incident

The system did not complete a treatment step or action that the Lead and Copper Rule requires (a treatment technique violation).

The utility had to notify customers about this violation.

Where the water comes from

Tradewind Water Assoc. draws water from 2 wells (1 of them for emergency, seasonal or other part-time use).

Annual water quality report

Tradewind Water Assoc. 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 California.