GSI Lab Analytical Chemists Serving Industry with EPA Compliance, NPDES, Wastewater, Stormwater, Groundwater Well Monitoring, Toxicity Monitoring, Waste Stream Analysis, Drinking Water, Fuels Analysis, Custom Analyses, Safety, Regulatory Compliance. Serving Municipal with EPA & ADEM Compliance, Drinking Water, New Well Development & Monitoring, Private Well Monitoring, Permit Scheduling, eDWR, CCR, State Certified Bacterological Testing, Potable Water Testing, Surface Water Development Studies, NPDES, Wastewater, Stormwater, Groundwater Well Monitoring, Toxicity Monitoring and Custom Analyses.