Welcome to the California Regional Water Quality Control Board - Colorado River Basin Welcome to the California Environmental Protection Agency
Colorado River Basin - TMDL Contacts

Colorado River Basin - TMDL Contacts

Nadim Zeywar, Senior Environmental Scientist
Region 7 TMDL Unit Chief
NZeywar@waterboards.ca.gov

Francisco Costa, Environmental Scientist
New River Dissolved Oxygen TMDL, Salton Sea Nutrient TMDL
FCosta@waterboards.ca.gov

Logan Raub, Environmental Scientist
303(d) List, TMDL Implementation, New River VOCs TMDL
LRaub@waterboards.ca.gov

Mohammad Nash, Environmental Scientist
Bacterial Indicators TMDLs, Pesticides
MNash@waterboards.ca.gov