San Diego’s Infrastructure Deficit Is Really a Stormwater Deficit

It’s becoming clear that stormwater is by far the city’s biggest infrastructure problem – and that the city might actually do something about it. The infrastructure deficit that has hung over San Diego politics for years without meaningful intervention is perhaps better understood as a stormwater deficit. Eight years ago, Mayor Todd Gloria, then Council […]

SFA graduate student investigates effect of tree coverage on roof-harvested rainwater quality

NACOGDOCHES, Texas — Research conducted by Stephen F. Austin State University environmental science graduate student Kimberly Gamez is adding to a growing body of work with the goal of alleviating the ever-increasing demand on one of Texas’ most precious natural resources — water. According to the Texas Water Development Board, Texas’ population is expected to increase […]

EPA Proposes Tougher Rules to Monitor Runoff at Transportation Facilities

The Environmental Protection Agency is seeking comments on proposed changes aimed at expanding and strengthening its permitting authority to regulate activities at motor freight transportation facilities, and other industrial sectors, that are often exposed to stormwater runoff. Stormwater runoff may discharge pollutants into nearby bodies of water or storm sewer systems. The agency said the […]

Sizing PURAIN Rainwater Pre-Filters Part 1

This is a technical guide to sizing rainwater pre-filters for your local rainfall patterns and roof size. Sizing rainwater pre-filters for extreme rainfall events may lead to excess capital cost and suboptimal performance.