Before a construction site can discharge groundwater into the storm drain a NPDES (National Pollutant Discharge Elimination System) Permit must be obtained from the California Regional Water Quality Control Board. Depending on the geographical location of the job site, this process can take 6-12 weeks and can cost as much as $18,000 to complete the application process.
Contaminant movement into buildings due to vapor migration and intrusion from volatile organic compounds (VOCs) contamination in soil and groundwater has become a significant concern to the public, business and regulatory agencies. Dry cleaning operations use a number of…
El Niño is coming (so they say)! If California experiences the wet winter that all of the experts are predicting, it will cause serious issues for industrial sites. Southern California has already experienced multiple one day storms during the summer and it caught a number of facilities unprepared and …
Groundwater Remediation Systems are primarily used to remove pollution or contaminants from groundwater. Groundwater usually becomes contaminated as a result of natural and human activities Once it is determined that the groundwater is contaminated then regulatory agencies require the groundwater to be…
Granular Activated Carbon (GAC) is used to adsorb natural organic compounds and synthetic organic chemicals from contaminated water. Granular Activated Carbon (GAC) is a good absorption medium because of its high surface area to volume ratio. One gram of Granular Activated Carbon (GAC) has a surface area equivalent to 1,000 square meters…