Advancing Environmental Sustainability Solutions Today

Color-graduated shaded relief map produced using ENPLAN precision LiDAR elevation data. On hand for central Shasta, Tehama, and Siskiyou County urban regions as raw DEM, contours, TIN, or shaded relief.

Touching encounter during biological survey for endangered species.

Anderson Community Development Portal-Wastewater Collection System

Complete environmental compliance documentation, federal funding qualification and permitting support for over 100 municipal infrastructure improvement projects in Northern California.

Dixie Fire spreading rapidly north toward Lake Almanor as displayed in the ENPLAN Wildfire Viewer designed to track and anticipate wildfire progression.

Mount Shasta Ski Park. Comprehensive environmental analysis, compliance documentation and permit processing addressing State and federal requirements.

Environmental Analysis and Compliance Services

ENPLAN provides the complete range of services needed to secure compliance, clearances and permits with the most feasible conditions attainable for your project. The deep experience of our technical experts and project managers enables prompt response and expeditious attainment of project objectives. We are at your side continuously to guide you in navigating the process as smoothly and methodically as possible.

CEQA/NEPA compliance – all aspects
Alternatives analysis
Categorical Exclusions/Exemptions
Findings of No Significant Impact
Mitigated Negative Declarations
Negative Declarations Preliminary
Initial Studies
Environmental Assessments
Wetland delineations
Section 404 permit processing
Biological surveys
Nesting bird surveys
Cultural resource surveys
Section 106 compliance
Construction monitoring
Phase I Environmental Site Assessments

Geospatial Services

Our environmental services are supported by strong geographic information systems (GIS) capabilities and proprietary data. Our in-house geospatial database includes over 800 square miles (about half the area of Rhode Island) of high–resolution LiDAR and orthoimagery covering the Redding region. We provide precision digital mapping easily shared with project managers, regulatory agencies, engineers, and other interested parties.

Geospatial investigation and analysis
Impacted ownership list compilation
Custom built web maps
GIS renovation and web implementation
Precision LiDAR elevation data
Wildfire risk assessment and modeling

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

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

Mount Shasta Ski Park – CEQA/ NEPA compliance documentation; mitigation design; plus permit processing meeting regulatory requirements of 11 municipal, state and federal agencies

Siskiyou County, CA

Awarded to ENPLAN for its fine-grained analysis of wildfire risk for the Redding region based on vegetation and topographic characteristics.

Our Business

Over 1000 public and private sector clients have been served by ENPLAN since 1980. Our full stack of environmental and geospatial information services combines fluidly to meet client needs on a wide variety of project types helping to navigate the review process swiftly and cost-effectively. We are always committed to strategic implementation of client goals, environmental resilience, and technological optimization in all solutions delivered. Our in-house teams of technical experts, working alongside experienced and dedicated project managers, allow us to coordinate effectively and respond quickly, saving time and money for everyone involved.