Your web browser is out of date. Update your browser for more security, speed and the best experience on this site.

Update your browser

all things water®

News
Contact Us

498 Seventh Ave, 11th Floor
New York, NY 10018

(212) 539-7000

HAB Fears Calmed in Colorado

Before summer2020

Quincy Reservoir, closed for recreational use in summer 2020 due to harmful algal bloom risk.

After summer2021 - crop

The reservoir in summer 2021 after algal bloom treatment and public access was restored.

Related Projects

Future-Ready Transformation: Building a Fresh Start for the James E. Quarles Water Treatment Plant
Redeveloping a Historic Water Treatment Plant for the 21st Century
Electrochemical Oxidation Pilot Study Explores New Frontiers for PFAS Destruction
Replacing Dam Gates Under Tight Deadlines and Billions of Gallons of Water
Lead Lessons: How Buffalo is Helping to Write the Book on Phosphate-Based Corrosion Control
Using a Safer Water-Disinfectant Alternative to Meet Growing Demands
Digital Resource Centers Provide Clients with an Intuitive One-Stop-Shop for Utility Information
HazenOps Filter Surveillance Tool Optimizes Performance, Cuts Costs
Cutting-Edge Basin Modeling Enables Unprecedented Level of Detail
Regulating These Chemicals is Unlikely to Achieve a Meaningful Benefit to Public Health
Drinking Water Solutions Through Lead and Copper Corrosion Research
Creating Consistency and Optimizing Operations to Address Lead and Copper Rule Revisions

Related Reading

Join Hazen Experts at Dam Safety 2025
Nicole Blute and Jim DeWolfe Receive 2025 George Warren Fuller Awards
Join Hazen Experts at ACE 2025
Join Hazen Experts at the 2025 Membrane Technology Conference
Tom Tant Named South Central Regional Manager
Join Hazen Experts at Dam Safety 2024
Darren Lytle Joins Hazen as Vice President
Hazen Expands Further into Pacific Northwest with New Boise, ID Office
Hazen Expands Operations in Virginia and Alabama
PFAS Hazardous Waste Rules Could Hit Unintended Target: Drinking Water Utilities
Join Hazen Experts at Texas Water 2024
A Lesson in Reservoir Risk Management