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Water utility · Ventura County · California

Calleguas Municipal Water Dist

No health-based violations on EPA record since 2016.

EPA lists no population count. It uses surface water from its own intake, and buys water from Las Virgenes MWD and Metropolitan Water Dist. of So. Cal..

  • PWSID CA5610050
  • EPA registered name: CALLEGUAS MUNICIPAL WATER DIST
  • EPA record checked June 22, 2026
Contact

Contact Calleguas Municipal Water Dist

From EPA's record for CA5610050. PurityMap is independent of Calleguas Municipal Water Dist.

Mailing address
2100 Olsen Road
THOUSAND OAKS, CA 91360
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EPA compliance record

What EPA's record shows

No health-based violations in the last 10 years, from EPA's SDWIS compliance database.

  • Missed or late tests or reports: none in 10 years.
  • EPA lists no enforcement actions in 10 years.

No lab results for other contaminants (like PFAS) are on file for this system. EPA required that testing from systems serving more than 3,300 people, plus a sample of smaller ones.

Commercial · test your own tap

The system record stops at your property line

Screening tells you if something is worth a closer look; a lab result is the number you can act on.

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  • Screening: quick check, not lab-grade

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Questions

About Calleguas Municipal Water Dist

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What is the phone number for Calleguas Municipal Water Dist?

Calleguas Municipal Water Dist's phone number on EPA record is 805-579-7138. Its mailing address is 2100 Olsen Road, THOUSAND OAKS, CA 91360.

Where does Calleguas Municipal Water Dist get its water?

According to EPA's record, Calleguas Municipal Water Dist uses surface water from its own intake, and buys water from Las Virgenes MWD and Metropolitan Water Dist. of So. Cal..

Does Calleguas Municipal Water Dist have any EPA violations?

No health-based violations on EPA record since 2016. The record comes from EPA's SDWIS compliance database.

Who do I contact about my Calleguas Municipal Water Dist water bill?

PurityMap has no verified website for Calleguas Municipal Water Dist. Its phone number on EPA record is 805-579-7138. Its mailing address on EPA record is 2100 Olsen Road, THOUSAND OAKS, CA 91360. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.