ENGINEERING & STORMWATER SERVICES

TRUSTED / CERTIFIED

Our Services

Comprehensive solutions for all your stormwater management, civil engineering, and environmental needs

Stormwater Management Services

SWPPP & WPCP

Comprehensive stormwater pollution prevention plans and water pollution control plans for construction sites.

  • SWPPP Preparation & Amendments
  • WPCP Water Pollution Control Plans
  • QSP Inspection & NOI/NOT Services
  • Stormwater Consulting & Compliance
  • Erosion Control Plans
  • Water Quality Management Plans

QSP Inspection & NOI/NOT

Qualified SWPPP Practitioner inspections and Notice of Intent/Termination filing services.

  • QSP Inspections / Visual Inspections
  • Weekly and Pre/During/Post Rain Event Inspection
  • REAP & Stormwater Discharge Sampling & Analysis
  • SMARTS Account Setup, Data Entry & Upload SWPPP
  • Annual Report and other Reports in SMARTS
  • Notice of Intent (NOI) / Notice of Termination (NOT)

Sediment/Erosion Control Plan

Detailed erosion and sediment control plans to protect water quality during construction.

  • Erosion Control Plan
  • Sediment Control Plan
  • Dust Control Plan

Civil Engineering Services

Grading Plan & Hydro Report

Professional grading plans and hydrology reports for site development and drainage design.

  • Grading Plans / Storm Drainage Plans
  • Utility Plans / Water & Sewer Plans
  • Earthwork and Cut and Fill Calculations
  • Hydrology and Hydraulic Reports / Flood Certificates
  • Retaining Wall Design

LID & Stormwater Control Plan

Low Impact Development and stormwater control plans for sustainable water management.

  • Low Impact Development (LID) Plan
  • Compliance Report with Low Impact Development
  • Water Quality Management Plan (WQMP)
  • Stormwater Control Plan (SWCP)
  • Standard Urban Storm Water Mitigation Plan (SUSMP)
  • Permanent BMPs & Retention/Detention Basin Design

Sub-division / Street Improvement Plan

Complete subdivision and street improvement plans for residential and commercial developments.

  • Sub-Division Plan
  • Street Improvement Plans
  • Street Lighting Plan
  • Street Utility Plan & Profile

Environmental Compliance

Environmental Monitoring & Compliance Services

Ongoing compliance through field monitoring, inspections, and reporting.

  • Environmental Monitoring Plan (EMP) – Framework for tracking air, water, and noise impacts.
  • On-Site Monitoring & Reporting – Scheduled or milestone-based inspections with full documentation.
  • Real-time compliance reporting and corrective action support.
  • Custom reports for project owners, agencies, or general contractors.

Air Pollution and Dust Control Services

Protect air quality and stay compliant with local air district requirements.

  • Air Pollution Control Plan (APCP) – Custom plans to reduce airborne emissions from construction activities.
  • Dust Control Plan (DCP) – Site-specific strategies to prevent fugitive dust generation and manage particulate matter.
  • Regulatory coordination with AQMD, BAAQMD, and other local agencies.
  • Field-ready documentation and mitigation best practices.

Environmental Protection Services

Comprehensive planning to safeguard the environment throughout your project.

  • Environmental Protection Plan (EPP) – Required by agencies such as Caltrans, Army Corps, or local jurisdictions.
  • Environmental Monitoring Plan - procedures for tracking and documenting environmental impacts and pollution, such as air quality, water quality, and dust
  • CEQA and NEPA support where applicable.
  • Easy-to-implement plans aligned with permit conditions.

Simplified Process, Expert Results

From first conversation to final delivery, here's how we bring your project to life, handled by licensed professionals every step of the way.

01

Consultation

We start by understanding your goals, constraints, and specific site requirements. During this phase, we'll review any existing documentation, ask the right questions, and conduct a thorough site assessment if needed. This ensures we catch potential issues early and align on expectations.

Planning

02

With a clear understanding of your project, our team creates detailed engineering plans that meet all structural, safety, and compliance requirements. We also coordinate with any relevant local or regional authorities to ensure your project moves forward without delays. This is where we identify the best path to approval.

03

Delivery

After completion, we provide final documentation, approvals, and any follow-up support you need. We're still available after handoff, whether it's for revisions, questions, or next-phase planning. You'll leave with everything required for a successful handover or launch.

Inspection & Support

04

We stay involved during construction to guide inspections, ensure ongoing compliance, and help address any issues that come up. You'll have the support you need to avoid delays, meet requirements, and keep things moving smoothly on site.

Why Clients Trust Zila

Certified Experts

Certified Experts

Licensed PE, QSD, QSP, QISP, CPESC and more

Quick Turnaround

Quick Turnaround

Fast, reliable delivery aligned with your schedule.

Fully Compliant

Fully Compliant

Every SWPPP meets permit requirements.

Continued Support

Continued Support

We stay with you, updates, monitoring, and compliance help.

Let's Build Something Great Together

Talk to our engineers and get a clear, no-obligation quote, fast turnaround, no hidden fees.