Elderflower LLC

Elderflower LLCElderflower LLCElderflower LLC

Elderflower LLC

Elderflower LLCElderflower LLCElderflower LLC
  • Home
  • Contact
  • Upcoming Events
  • Services
  • About
  • Projects
  • Qualifications
  • Year-by-Year
  • Privacy Policy
  • More
    • Home
    • Contact
    • Upcoming Events
    • Services
    • About
    • Projects
    • Qualifications
    • Year-by-Year
    • Privacy Policy
  • Home
  • Contact
  • Upcoming Events
  • Services
  • About
  • Projects
  • Qualifications
  • Year-by-Year
  • Privacy Policy

Services

Water Quality

Environmental Permitting

Environmental Permitting

From feasibility assessment to treatment, protection, discharge, and disposal of impacted water resources.


Regulatory Assessment

  • CWA NPDES
  • CWA Sec 401, 404
  • CDFW Sec 1600


Planning and Design

  • Construction SWPPP
  • Industrial SWPPP
  • ECP, WPCP
  • SPCC


Sample Collection, Analysis, Reporting

  • Surfacewater (saltwater and freshwater)
  • Stormwater
  • Wastewater (influent, process, effluent)
  • Groundwater

Environmental Permitting

Environmental Permitting

Environmental Permitting

Navigating the complex and changing regulatory schemes underlying common permit mechanisms.


  • CEQA/NEPA Environmental Assessment
  • City and County Conditional Use Permits
  • CUPA CERS Reporting
  • SWRCB SMARTS Reporting
  • CDFW EPIMS Reporting


Project / Program Management

Project / Program Management

Project / Program Management

Supporting project managers and technical leads during transitions within interdisciplinary projects throughout transportation, utility, and commercial land development.


  • Task management (Google Kanban, MS Project+Planner+Todo, Smartsheet, Asana, Trello)
  • Environmental training, cross-training, and professional development programs
  • Development and standardization of organizational and contractual policies, procedures, command/communication protocol
  • Document inventory/audit, document assessment, document control
  • Resolution of non-compliance, violations, and stop-work directives arising from permit and contractual commitments
  • Staffing plans, level of effort determinations

Geospatial / Drafting

Project / Program Management

Project / Program Management

From photogrammetry and GNSS receiver operation to site design.


  • UAS mission planning, piloting, and orthomosaic production (DroneDeploy, Pix4D, ArcGIS SiteScan)
  • Civil 3D topographic data processing, surface modelling, roadway/utility/grading/drainage design
  • AutoDesk Vehicle Tracking, Truck Turn Validation

Copyright © 2025 Elderflower LLC - All Rights Reserved.

Powered by

This website uses cookies.

We use cookies to analyze website traffic and optimize your website experience. By accepting our use of cookies, your data will be aggregated with all other user data.

Accept