Army Corps of Engineers: Disaster Funding and Information Used to Support Flood Risk Management

TL;DR

GAO’s review finds the U.S. Army Corps of Engineers relies heavily on post-disaster supplemental appropriations and transfers to fund disaster response, with Congress providing more than $60 billion through post-disaster supplements and $450 million via annual appropriations from FY 2004–FY 2025. The Corps has transferred roughly $910 million into the Flood Control and Coastal Emergencies account since FY 2004 and spent more than $34 billion on disaster-related activities from FY 2006–FY 2025. The Corps uses damage assessments after disasters to improve flood risk management models, inform early warning and evacuation protocols, and to justify modifications to damaged projects under authorities such as P.L. 84-99. For contractors in Disaster Response, Flood Risk Management, Civil Engineering, and related segments, this means sustained funding activity, recurring repair and resilience work, and follow-on opportunities tied to Corps program priorities and post-disaster project modifications. Immediate implication: expect continued demand for engineering, construction, environmental, and emergency management services and prioritize rapid capture and compliance readiness for USACE vehicles and programs. Use Cabrillo Signals products to re-score pipelines, surface task orders on USACE vehicles, and activate capture and proposal workflows now.

Key Points

• What happened: GAO reports the Army Corps of Engineers has been funded for disaster response primarily via post-disaster supplemental appropriations and inter-account transfers, totaling more than $60 billion in post-disaster supplements and $450 million in annual appropriations from FY 2004–FY 2025; Corps spending on disasters exceeded $34 billion from FY 2006–FY 2025.
• Who is affected: Market segments include Disaster Response, Flood Risk Management, Civil Engineering, Infrastructure Construction, Emergency Management, Dam and Levee Construction, Environmental Services, Coastal Engineering, Debris Removal, and Emergency Preparedness. Relevant NAICS codes: 237990, 237310, 541330, 541690, 541620, 236220, 237110, 541712, 541715, 562910. Agencies cited: DOD, USACE. Contract vehicles: MATOC, USACE Construction IDIQ (Indefinite Delivery/Indefinite Quantity), USACE A-E Services. Compliance surfaces: NEPA, CWA Section 404, DFARS (Defense Federal Acquisition Regulation Supplement).
• Timeline: GAO analyzed funding and expenditures covering FY 2004–FY 2025 (expenditure coding available and reported from FY 2006–FY 2025); the Thomas R. Carper Water Resources Development Act of 2024 prompted the GAO review.
• What contractors should do NOW: Immediately inventory relevant capabilities against Corps disaster response and post-disaster repair needs; confirm team and subcontractor capacity for rapid deployment; map services to the listed NAICS codes and USACE vehicles; ensure NEPA, CWA Section 404, and DFARS compliance readiness; and activate Cabrillo Signals pipelines and capture workflows to surface and pursue task orders.

Who Is Affected

• Affected market segments: Disaster Response; Flood Risk Management; Civil Engineering; Infrastructure Construction; Emergency Management; Dam and Levee Construction; Environmental Services; Coastal Engineering; Debris Removal; Emergency Preparedness.
• Specific NAICS codes: 237990, 237310, 541330, 541690, 541620, 236220, 237110, 541712, 541715, 562910.
• Affected agencies: DOD; USACE.
• Contract vehicles: MATOC; USACE Construction IDIQ; USACE A-E Services.
• Compliance surfaces to verify: NEPA; CWA Section 404; DFARS.

Specific NAICS codes, agencies, and contract vehicles above are drawn from segmentation. Follow-on solicitations and task orders are expected; exact opportunities pending source review.

Frequently Asked Questions

Q: How much Congress funding has supported Corps disaster response since FY 2004?

A: GAO reports more than $60 billion provided to the Corps through 19 post-disaster supplemental appropriations acts and $450 million through annual appropriations from FY 2004–FY 2025. GAO reports expenditures linked to post-disaster supplemental appropriations beginning FY 2006 because of financial coding.

Q: How does the Corps use post-disaster information and damage assessments?

A: The Corps uses post-disaster damage assessments to support flood risk management models, improve early warning and evacuation protocols, and to make decisions about modifying damaged projects to increase protection and resilience. The Corps’s Emergency Response to Natural Disasters program has used authorities under P.L. 84-99 to modify projects.

Q: Will this report change USACE procurement activity or funding availability?

A: The GAO report documents historical funding patterns and Corps practices; it signals continued reliance on supplemental appropriations, transfers, and no‑year funds for disaster work. Contractors should expect continued demand and prioritize readiness for USACE task orders and IDIQ/MATOC opportunities. Specific future solicitations and funding actions are pending source review.

Definitions

• Flood risk management: Planning, design, construction, and operation activities intended to reduce flood risk to people, property, and infrastructure, as referenced in the report.
• No‑year appropriations: Appropriations that are available for obligation indefinitely, allowing the Corps not to immediately expend funds.
• P.L. 84-99: A statutory authority the Corps uses within its Emergency Response to Natural Disasters program to modify projects following disasters.
• Flood Control and Coastal Emergencies account: The Corps account used to fund disaster work, into which transfers have been made when necessary.

Intelligence Response

• Cabrillo Signals War Room — Already detected this GAO report and delivered this briefing. Continuous monitoring flagged funding patterns, post-disaster supplement activity, and Corps program signals that drive reprioritization of pipelines.
• Cabrillo Signals Match Engine — Automatically rescored opportunity pipelines where USACE and disaster response demand increases, reprioritizing MATOC and IDIQ task orders for capture teams.
• Cabrillo Signals Intelligence Hub — Tracking affected NAICS, USACE vehicles, and agencies; saved searches will alert on SAM.gov (System for Award Management) postings and USACE solicitations tied to disaster response and flood risk management.
• Proposal Studio (Proposal OS) & Proposal Studio Workflow Tracker — Use Proposal OS to generate compliance matrices for NEPA/CWA Section 404/DFARS and to assemble rapid-response proposal drafts; use the Workflow Tracker to run a 9-gate capture and compliance workflow for any surfaced USACE task orders.

Who to notify inside your organization:

• Capture Lead — to re-score pipeline and assign capture owners for USACE vehicles.
• Business Development Director — to reallocate pursuit resources to disaster-response opportunities.
• Proposal Manager — to activate Proposal Studio and Workflow Tracker for rapid bid production.
• Program/Operations Manager — to confirm delivery capacity and subcontractor readiness.
• Security/Compliance Officer — to validate NEPA, CWA Section 404, and DFARS compliance readiness.

First 48‑hour playbook

• Hour 0–4: Alert capture team via Cabrillo Signals War Room; run Match Engine to reprioritize pipeline; create saved search in Intelligence Hub for USACE solicitations and task orders.
• Hour 4–12: Convene capture standup; tag target vehicles (MATOC, USACE Construction IDIQ, USACE A-E Services) in Proposal Studio; start compliance matrix for NEPA/CWA/DFARS.
• Hour 12–24: Assign proposal authors and technical leads; use Proposal OS to assemble boilerplate, past performance, and preliminary pricing inputs; run 9‑gate Workflow Tracker pre-checks.
• Hour 24–48: Complete bid/no-bid decision with Proposal Studio outputs; lock down teaming and subcontractor commitments; prepare rapid-response proposal package and compliance evidence for submission readiness.

Reference guides and onboarding:

• Primary hub: Winning Federal Contracts Guide (/insights/winning-federal-contracts)
• Related guides:
• CMMC (Cybersecurity Maturity Model Certification) Compliance Guide (/insights/cmmc-compliance-guide)
• CUI (Controlled Unclassified Information)-Safe CRM Guide (/insights/cui-safe-crm-guide)