Dewatering General Permit Program

WQCD Annual Billing July 2020
               List of Active Construction Permits in the CEOS system
New General Permits:
On March 31, 2020, the division issued five new dewatering-related general permits to renew and/or replace previous general permits.  Note that the new general permits COG080000, COG317000, COG318000, and COG608000 became effective on June 1, 2020, while the new general permit COG603000 becomes effective June 1, 2022. This page provides an overview of the dewatering permit program, downloadable permits documents, and a link to request a permit action.
New General Permit Training
The Water Quality Control Division is hosting two online training sessions on the recently issued dewatering general permits. The training will highlight the differences between the previous permits and the renewal permits. 
The division is hosting the training twice on July 14 and July 16. Participants will be able to login to each session within a half hour before the scheduled start. While registration is not required, each meeting will reach maximum capacity once 500 participants have joined so we encourage you to login early.
  • July 14 1:00 pm - 2:30 pm
  • July 16 10:00 am - 11:30 am
Both training sessions will be live streamed at the following weblink: 
Join Zoom Meeting:
Dial by your location
        +1 346 248 7799
        +1 669 900 6833
 Meeting ID: 813 0915 6290

Upon clicking the link viewers will be prompted to download Zoom if they have not used this platform before. 
For those unable to attend either live stream, this training will be recorded and available on this website following the second training session.

The training covers the following general permits:
  • COG080000 –Discharges from Short-term (< 2 years) Construction Dewatering Activities
  • COG317000 – Discharges from Short-term (< 2 years) Remediation Activities
  • COG318000 – Discharges from Long-term (≥ 2 years) Remediation Activities
  • COG603000 – Discharges from Subterranean Dewatering Activities
  • COG608000 – Discharge to Surface Water from Well Development and Pump Testing Activities
General permits and fact sheets
Administratively Extended General Permits: