ENPLAN specializes in environmental planning and compliance documentation, and online geospatial information systems. Over 500 public and private sector clients have been served since 1980. Our goal is leading-edge quality and innovation in all solutions delivered.

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