(805) 991-7333

Water System Permitting Support

Domestic water supply permit applications and amendments to DDW for new systems or changes to source or treatment.

Service Overview

Water System Permitting Support

We prepare and submit domestic water supply permit applications and amendments to DDW, whether you are permitting a new system or changing a source or treatment process. Complete, defensible applications that move through review.

What We Do

  • New system permit applications to DDW
  • Permit amendments for source or treatment changes
  • Technical documentation and exhibits
  • Comment response and approval follow-through

Deliverables

Complete, submittal-ready permit applications or amendments, managed through DDW review and approval.

Free Download

California Water Compliance Checklist

The 12-point annual checklist California water system managers use to stay audit-ready: CCR and eAR deadlines, M&R tracking, sanitary survey prep, backflow testing, and recordkeeping.

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FAQs

Common Questions

Changes to source, treatment, or system configuration typically require a DDW permit amendment.

Yes, with your authorization we communicate directly with DDW on your behalf.

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