Trinidad Bay in 2015:

A snapshot of the Trinidad Bay and coastal watersheds.

Trinidad Bay 2015

Draft for review:  Trinidad Climate Change Vulnerability Report and Adaptation Response




Appendix 76-160 review draft

Appendix 161-175 review draft

Appendix 176-483 review draft

Tracking Septic System Pollutants with Florometry


Trinidad Bay ASBS Water Quality Monitoring

Trinidad Bay water quality and conditions are monitored by CenCOOS, the Central and Northern California Ocean Observing System. Realtime data including temperature, salinity, chlorophyll, turbidity, dissolved oxygen and sensor depth (tide) are reported  at the CenCOOS Trinidad Shore Station webpage at the following link:

The following ASBS  water quality reports present the results of water quality monitoring conducted from 2011 – 2014 by the City of Trinidad, the HSU Marine Lab, and other members of the Northern California Regional Monitoring Group.  These reports were developed by the Southern California Coastal Water Research Project (SCCWRP) and funded by the State Water Resources Control Board.

The City of Trinidad Storm Water Management Improvement Project was completed in 2015.  The water quality monitoring report is available below.

Storm Water Management Improvement Project Final Sampling and Analysis Report (2015)

 Harmful Algal Bloom Monitoring

The California Cyanohab Network

County Beach Monitoring

To protect public health, the County of Humboldt monitors the Trinidad area beaches for the presence of bacteria. Please follow the link below for results of the County’s Ocean Monitoring Program: