Environmental and Geospatial Technologies

ENPLAN specializes in environmental compliance documentation and online geospatial information systems. Over 600 public and private sector clients have been served since 1980. Our goals are leading-edge quality and technological optimization in all solutions delivered.

Effluent evaporation pond liner used to prevent groundwater contamination – EIS – Eagle Lake Basin
Marina on the North Coast – municipal GIS – our high resolution orthoimagery used as base for compilation and operation – City of Fort Bragg
Flowering elderberry – host plant of the Threatened valley elderberry longhorn beetle – botanical survey and mitigation monitoring
Resident bat to be relocated – biological impact mitigation – Sacramento River Bridge Replacement
Low-income housing funded by Rural Development – NEPA compliance – Red Bluff
Our high-resolution orthoimagery used as base for compilation and operation – City of Fort Bragg
Visual simulation of CHP communications tower – EIR – Truckee
Milling slab used by the Pit River Tribe – CalFire Intermountain Conservation Camp Replacement – Lassen County
Air quality sampling - Washington Mine, French Gulch
Viewshed analysis for new CHP communication tower in Mono County – green overlay indicates locations from which tower is visible – California Department of General Services
Wastewater treatment pond renovation funded by USEPA and Rural Development – delineation and permitting assistance – Fort Bidwell Reservation
Governor Schwarzenegger – Redding Veterans Home groundbreaking ceremony – CEQA Mitigation Monitoring
Wastewater treatment clarifiers next to the Pacific Ocean – GIS-based Infrastructure Asset Management System – City of Fort Bragg
Bridge replacement project – BMP inspections – Los Molinos
Freshwater wetland creation – Elk Valley Road Widening – Del Norte County
Glass electrical insulators used in mining operations circa 1930 – Archaeological Inventory
Bald eagle monitoring overlooking Eagle Lake – Environmental Impact Statement (EIS) – Spalding CSD Wastewater System – Lassen County
Vernal Pool Tadpole Shrimp Exoskeleton - proposed mitigation bank site on Millville Plains - Shasta County
Eagle Lake Marina reconstruction – CEQA compliance – Spalding, Lassen County
Foothill yellow-legged frog – Buzzard Roost Road Bridge Replacement Project – Shasta County
Pit River bridge replacement – compliance support – funded through Caltrans Local Assistance program – Fall River Mills
Botanical survey – environmental constraints analysis for a planned industrial facility – Mount Shasta
Phase I Environment Site Assessment (ESA) – site inspection
Illegal dumping – Phase I Environmental Site Assessment (ESA) – Shasta County
Obsidian projectile points found at a proposed subdivision site - Archaeological Inventory - Shasta County
Our high-resolution orthoimagery used as base for compilation and operation – City of Fort Bragg
Water tank replacement funded by Rural Development – NEPA Compliance – Rolling Hills Mutual Water Company
Mill tailings thickener – Washington Mine -- SMARA Compliance – French Gulch
Silt fence and erosion control blankets – Storm Water Pollution Prevention Plan (SWPPP) and monitoring – Construction General Permit (CGP)
Northern California Veterans Cemetery site plan – CEQA/NEPA compliance
Collecting soil samples to determine the presence/absence of eggs of federally listed species of vernal pool branchiopods in a wetland on a proposed subdivision site - vernal pool branchiopod surveys
Recording archaeological resources eligible for listing in the National Register of Historic Places (NRHP) and California Register of Historic Resources (CRHR) – northeastern California
Ukiah Air Attack Base Relocation – Environmental Impact Report (EIR) – Mendocino County
Eagle Lake Marina reconstruction – CEQA compliance – Spalding, Lassen County
Measuring stem diameters – valley elderberry longhorn beetle exit-hole survey
Recording limits of jurisdictional waters at a proposed subdivision site - Wetland Delineation - Shasta County
Chipped basalt core used prehistorically for tool production – Archaeological Inventory
Dust suppression in action – CEQA compliance – Sacramento River bridge demolition – Shasta County
Wastewater pond colonized by western pond turtle – survey and relocate turtles – Placer County
Pacific treefrog concealed from predators by its coloration - Wildlife Survey - Shasta County
Bridge pile driving – noise monitoring – CEQA compliance – Fall River, Shasta County
Is there still gold in them hills? – Washington Mine – SMARA Compliance – French Gulch
Gap Fire - GeoMAC fire perimeter and MODIS hot spot detections - Wildfire Viewer by ENPLAN
Historic rock wall- CEQA/NEPA compliance- City of Weed Sewer Main Replacement
Juvenile western fence lizard basking in the morning sun - Wildlife Survey - Shasta County
Phase II Archaeological Excavation-Section 106 and CEQA Compliance-CalTrans Local Assistance Bridge Project
Purex logo- Section 106 compliance-Fort Bidwell Juniper Removal Project
Embossed milk glass jar- Section 106 compliance-Fort Bidwell Juniper Removal Project
Coca-Cola bottle from Redding bottling plant- Section 106 compliance-Fort Bidwell Juniper Removal Project
Ferrous toy car- Section 106 compliance-Fort Bidwell Juniper Removal Project

WildfireViewer

ParcelViewer