NPDES Level 1A Practice Test – 200+ Questions on BMPs, Soil Erosion, Sediment Control,

NPDES Level 1A Practice Test 2025/2026
– 200+ Questions on BMPs, Soil Erosion,
Sediment Control, Permit Rules &
Georgia State Compliance



INSTRUCTIONS: Select the BEST answer for each
question. Each question includes
the correct answer and a detailed rationale for study
purposes.


EXAM BLUEPRINT (NPDES Level 1A -
GSWCC):
- NPDES & Georgia Permit Requirements (25
Questions)
- Erosion and Sedimentation Basic Principles (25
Questions)
- Best Management Practices (BMPs) (40
Questions)


1

,- Vegetative & Structural BMPs (30 Questions)
- Stream Buffers & Protection (15 Questions)
- Inspection & Maintenance Procedures (20
Questions)
- Regulatory Enforcement & Compliance (15
Questions)
- Georgia-Specific Regulations (O.C.G.A. Title 12,
Chapter 7) (15 Questions)
- Certification & Permit Administration (15
Questions)




BLOCK 1: NPDES & GEORGIA PERMIT
REQUIREMENTS (Questions 1-25)




Q1. What does the acronym NPDES stand for?



2

,A) National Pollution Discharge Elimination System
B) National Pollutant Discharge Elimination System
C) National Permit Discharge Elimination System
D) Non-Point Discharge Elimination System


Answer: B
Explanation: The National Pollutant Discharge
Elimination System (NPDES) is a
permit program under the Clean Water Act (CWA)
that regulates point source
discharges to waters of the United States .


Q2. The Georgia NPDES General Permit for
stormwater discharges from
construction activities is designated as:


A) GAR100001


3

, B) GAR00000
C) NPDES-GA-01
D) CWA-2025-001


Answer: A
Explanation: The Georgia General Permit for
stormwater discharges from
construction activities is GAR100001 (also referred
to as the "Blue Card").
It covers construction activities disturbing one acre
or more .


Q3. Under the Georgia Erosion and Sedimentation
Act, a Land Disturbing
Activity (LDA) permit is required for any activity
that disturbs how much
land area?



4