Documents
- Regulations
- Customers
- Water Master Plan
- Employment
- Construction
- Request for After Hours Inspection
- FRC&MERA
- Approved Underground Contractors
- Detailed Procedures
- Backflow Procedures
- Information for New Development
- Application for New Water Service, Extension of Water Main, or Other Facilities Information on New Development Water Connections - It is important to apply to the District early for a new water service connection to avoid delays in your project. Please complete the application form by clicking on the link above. For information on new water development connections please visit our Construction Services Page or email development@diablowater.org.
- Standards and SpecificationsProvides uniform policies and procedures for the design and construction of the District's wastewater collection system.
- Technical Specs
- Standard Drawings
- Indices & General Requirements
- Design Requirements & Plan Review Checklist
- Construction Activities & Submittals
- Cathodic Protection Drawings
- Current Water Notes Updated June, 2019
- Complete Document Updated June 2019. Note: We will not be allowing the use of JM Eagle PVC pipe until further notice.
- Enterprise System Catalog (SB 272 Compliant)
- Environmental Documents
- Financials
- Audits
- Audit Report for Fiscal Year Ended June 30, 2021
- Audit Report for Fiscal Year Ended June 30, 2020
- Audit Report for Fiscal Year Ended June 30, 2019
- Audit Report for Fiscal Year Ended June 30, 2018
- Audit Report for Fiscal Year Ended June 30, 2017
- Audit Report for Fiscal Year Ended June 30, 2016
- Audit Report for Fiscal Year Ended June 30, 2015
- Audit Report for Fiscal Year Ended June 30, 2014
- Audit Report for Fiscal Year Ended June 30, 2013
- Audit Report for Fiscal Year Ended June 30, 2012
- Budgets
- Budget for Fiscal Year 2022-2023
- Budget for Fiscal Year 2021-2022
- Budget for Fiscal Year 2020-2021
- Budget for Fiscal Year 2019-2020
- Budget for Fiscal Year 2018-2019
- Budget for Fiscal Year 2017-2018
- Budget for Fiscal Year 2016-2017
- Budget for Fiscal Year 2015-2016
- Budget for Fiscal Year 2014-2015
- Budget for Fiscal Year 2013-2014
- Audits
- LAFCO
- Miscellaneous
- RFPs
- Reservoir 2 Foundation Seismic Improvements Project
- Recycled Water Public Opinion Survey RFP
- DWD Corpyard Pump Rebuild
- DWD Corp Yard Expansion Hydrology Report
- DWD Corp Yard Expansion Arborist Report
- DWD Corp Yard Expansion Geotechnical Report
- DWD Corp Yard Criteria Drawings
- Water Rate Study 2021
- PSPS Resiliency via Solar and Battery Back-up
- PSPS Resiliency via Solar and Battery Back-up
- Water Supply
- Recycled Water
- Water Quality
- Groundwater
- Final ECC Groundwater Sustainability Plan
- Executive Summary - Draft Final Groundwater Sustainability Plan September 2021
- Draft Final Groundwater Sustainability Plan September 2021
- 2014 Updated Groundwater Monitoring Plan
- 1999 Investigation of Ground-Water Resources in East Contra Costa Area
- 2007 Groundwater Management Plan for AB3030
- Urban Water Management Plans