Welcome to the Stanislaus County Stormwater Program
- NPDES Map Stanislaus County
- NPDES Post Construction Flowchart
- 2015 Post Construction Standards
- Construction Inspection Frequency
- 2010-0014 DWQ State Water Resources Control Board Construction General Permit
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STORMWATER DESIGN & SUBMITTAL REQUIREMENTS FOR |
EXEMPT PROJECTS Less than 2,500 ft2 |
SMALL PROJECTS Between 2,500 and 4,999 ft2 |
REGULATED PROJECTS Greater than 5,000 ft2 |
CONSTRUCTION GENERAL PERMIT REQUIRED REGULATED PROJECTS 1 Acre or more of soil disturbance or impervious surface added |
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(SWPPP) |
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Statement of Responsibility and Operation & Maintenance Agreement |
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Hydromodification Calculations |
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Copy of Stormwater Pollution Prevention Plan (SWPPP) with State Water Board Waste Discharge Identification Number (WDID Number) |
X |
- Pyrethroid Pesticides Management
- Methods for handling pesticides in different situations
- Frequently Asked Questions
- Learn about Stormwater Pollution and how to prevent it
- Glossary of Terms & Acronyms
- Learn about the Stormwater Pollution and Prevention Glossary of Terms and Acronyms
- Stormwater Pollution Prevention Methods
- Methods for handling Stormwater in different situations
- Phase II Dry Creek Report FINAL
- Staff Commentary on Phase II Final Report
- Tuolumne River Hydraulic Analysis FINAL
- Dry Creek Project Open House 01-18-22 Transcipt of Meeting
- Dry Creek Project Open House 01-18-22 Comments Received During 30 day Public Comment Period 01-18-22 to 02-18-22
- Dry Creek Project Multiple Accounts Analysis FINAL Dec 2021
- Phase 1 Stormwater Management and Groundwater Recharge Projects in the Dry Creek Watershed FINAL
- Stormwater Permit Requirement FAQs
- Learn about Stormwater Permit Requirements
- 2010-0014 DWQ State Water Resources Control Board Construction General Permit
- 2013-0001 DWQ Small MS4 Phase II Permit
- Water Code Section 13383 Order to Submit Method to Comply with Statewide Trash Provisions: Requirements for Traditional Small MS4s Permittees
- Order to submit Technical and Monitoring Reports pursuant to California Water Code Sections 13267 and 13283
- 13267 Order for Delta Water Quality Monitoring
Tuolumne River Trust
An environmental nonprofit representing the Tuolumne River from its headwaters in the Sierra Nevada, through the Central Valley, and all the way to San Francisco Bay.
Operation 9-2-99
Information regarding the ongoing clean-up effort along the Tuolumne River in Modesto between the 9th Street bridge and the 99 Freeway.
Dry Creek Trails Coalition
Our mission is to preserve, protect, and safeguard the Dry Creek Regional Park Trails for all trail users to enjoy. You are now a part of the solution!
