CFS Cheat Sheet 2026

The 30 highest-yield CFS facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. What is the benefit of standardized digital reporting in Certified Floodplain Surveyor practice? → It ensures consistency, enables comparison, and facilitates compliance
2. What is reflective practice in Certified Floodplain Surveyor professional growth? → Systematically examining experiences to gain insight and improve future practice
3. Sea level rise projections are most critical for floodplain surveyors working in which type of zone? → Zone VE and AE coastal zones subject to tidal and storm surge flooding
4. Which FEMA program gives NFIP policyholders in communities that adopt enhanced floodplain management measures a discount on flood insurance premiums? → Community Rating System (CRS)
5. Unlike a LOMR, a LOMA typically becomes effective: → Immediately upon FEMA's issuance of the determination
6. Which agency administers the NFIP? → Federal Emergency Management Agency (FEMA)
7. What is the importance of data security in CFS digital applications? → Protecting sensitive information from unauthorized access and breaches is essential
8. Which type of NFIP claim payout covers the cost to repair or replace damaged structural elements of an insured building? → Building coverage
9. How often should risk assessments be reviewed in CFS practice? → At regular intervals and whenever significant changes occur
10. Why is evidence-based practice important in Certified Floodplain Surveyor? → It integrates best available evidence with expertise for improved outcomes
11. Which GPS technology is used for high accuracy in surveying? → Differential GPS (DGPS)
12. Which instrument is commonly used for measuring vertical and horizontal angles in surveying? → Theodolite
13. The MT-EZ form is the simplified LOMA application appropriate for which situation? → A single lot or single structure on natural grade not involving fill
14. What is peak discharge in hydrology? → The highest flow rate during a flood event
15. How do CFS professionals evaluate the quality of research evidence? → By assessing methodology, sample size, peer review, and relevance
16. What role does documentation play in Certified Floodplain Surveyor client communications? → It creates clear records of discussions, decisions, and agreements
17. What does ‘Letter of Map Change’ (LOMC) mean? → An official update or revision to a Flood Insurance Rate Map
18. What is a benchmark in surveying? → A permanent reference point with known elevation
19. How should an CFS professional approach a novel situation not covered by standard procedures? → Apply foundational principles, assess risks, consult resources, and document decisions
20. Why is documentation important in CFS risk management? → It creates an audit trail and demonstrates due diligence
21. What is the primary purpose of surveying in floodplain studies? → To obtain precise elevation and location data for floodplain mapping
22. Which process describes the deposition of sediment in a floodplain or channel that raises bed elevations over time, potentially reducing flood capacity? → Aggradation
23. Riparian buffers adjacent to floodplains provide which primary ecological function relevant to flood management? → Filtering pollutants, stabilizing banks, and slowing floodwater
24. What role does hydraulic modeling play in floodplain management? → It simulates flood depths and velocities
25. What is the purpose of Flood Insurance Rate Maps (FIRMs)? → To depict flood hazard zones for insurance and planning
26. How should CFS professionals prioritize identified risks? → Based on likelihood of occurrence combined with potential impact severity
27. Green infrastructure approaches in floodplain management include which of the following? → Detention basins, bioswales, and urban tree canopy expansion
28. What is the benefit of interdisciplinary collaboration in Certified Floodplain Surveyor practice? → It brings diverse expertise and perspectives that improve outcomes
29. What is a Flood Hazard Boundary Map (FHBM)? → Map indicating preliminary flood zones
30. What is a 'repetitive loss property' under NFIP terminology? → A property with two or more NFIP claims of over $1,000 each within any 10-year period