Environmental and Geospatial Technologies

Environmental impact analysis and compliance documentation

CEQA/NEPA documentation
Resource agency permit assistance
Phase I Environmental Site Assessments
Wetland delineations
Section 404 permit processing
Biological surveys
Cultural resource surveys
Section 106 compliance

Geospatial information systems

Specialized web maps by open subscription
Exclusive custom web map services
Wildfire risk assessment and modeling
Wildland Urban Interface (WUI) analysis
Custom Geospatial Analysis
Exploratory Spatial Data Analysis (ESDA)
LiDAR igital elevation data – 800 square miles on-hand

Pit River bridge replacement – compliance support – funded through Caltrans Local Assistance program

Fall River Mills

Low-income housing funded by Rural Development – NEPA compliance

Red Bluff

Freshwater wetland creation – Elk Valley Road Widening

Del Norte County

Eagle Lake Marina reconstruction – CEQA compliance

Spalding, Lassen County

Wastewater treatment pond renovation funded by USEPA and Rural Development – delineation and permitting assistance

Fort Bidwell Reservation

Viewshed analysis for new CHP communication tower in Mono County – green overlay indicates locations from which tower is visible

California Department of General Services

Effluent evaporation pond liner used to prevent groundwater contamination – EIS

Eagle Lake Basin

Bald eagle monitoring overlooking Eagle Lake – Environmental Impact Statement (EIS) – Spalding CSD Wastewater System

Lassen County

Illegal dumping – Phase I Environmental Site Assessment (ESA)

Shasta County

Governor Schwarzenegger – Redding Veterans Home groundbreaking ceremony – CEQA Mitigation Monitoring

Marina on the North Coast – municipal GIS – our high resolution orthoimagery used as base for compilation and operation

City of Fort Bragg

Wastewater treatment clarifiers next to Pacific Ocean – GIS-based Infrastructure Asset Management System

City of Fort Bragg

Botanical survey – environmental constraints analysis for a planned industrial facility

Mount Shasta

Resident bat to be relocated – biological impact mitigation – Sacramento River Bridge Replacement

Glass electrical insulators used in mining operations circa 1930 – Archaeological Inventory

Flowering elderberry – host plant of the Threatened valley elderberry longhorn beetle – botanical survey and mitigation monitoring

Foothill yellow-legged frog – Buzzard Roost Road Bridge Replacement Project

Shasta County

Mill tailings thickener – Washington Mine — SMARA Compliance

French Gulch

Northern California Veterans Cemetery site plan – CEQA/NEPA compliance

Silt fence and erosion control blankets – Storm Water Pollution Prevention Plan (SWPPP) and monitoring – Construction General Permit (CGP)

Recording archaeological resources eligible for listing in the National Register of Historic Places (NRHP) and California Register of Historic Resources (CRHR)

northeastern California

Eagle Lake Marina reconstruction – CEQA compliance

Spalding, Lassen County

Ukiah Air Attack Base Relocation – Environmental Impact Report (EIR)

Mendocino County

Measuring stem diameters – valley elderberry longhorn beetle exit-hole survey

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

Bridge pile driving – noise monitoring – CEQA compliance

Fall River, Shasta County

Is there still gold in them hills? – Washington Mine – SMARA Compliance

French Gulch

“Over 600 public and private sector clients have been served since 1980 by ENPLAN. We are known for strategic implementation of client goals and technological optimization in all solutions delivered.”

Randall Hauser – CEO

Quick Links to ENPLAN Web Map Services

WILDFIRE
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WILDFIRE DAMAGE
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LiDAR Digital Elevation Model Products