NHA eLibrary

National Hydropower Association

AI on the hydropower licensing record

Ask plain-language questions across the filings of 6,700+ FERC hydropower projects, with answers cited to the page — and browse what we’ve extracted from the 1,400+ analysed ones: license conditions, costs and timelines.

6,700+
FERC hydropower projects1,400+ analysed
99,000+
Documentsin 70,000+ filings
3.4M+
Searchable pages
59,000+
License conditionsfrom 1,100+ projects

Current to Nov 6, 2026.

Filings in the library

  • 7,200+license applications
  • 1,400+license orders
  • 1,200+environmental assessments
  • 1,600+study reports
  • 6,100+preliminary permit applications
  • 8,100+FERC orders (Commission and staff)
  • 370+environmental impact statements
  • 950+pre-application documents
  • 3,200+amendment applications
  • 930+settlement agreements
  • 2,100+cultural resources reports
  • 1,300+environmental inspection reports
  • 1,200+license transfers
  • 1,200+surrender filings

What you can do

  • 1,300+§18 fish-passage prescriptions across 110+ projects
  • 5,300+§4(e) federal-land conditions across 190+ projects
  • Conditions by prescribing agency
  • Mitigation cost figures from 940+ projects, cited to the page
  • 7,000+§401 water-quality conditions across 370+ projects
  • 300+licenses expiring by 2036
  • 5,600+§10(j) fish and wildlife recommendations across 360+ projects
  • Answers cited to the page they came from
  • Licensing milestones for 1,600+ projects
  • 860+ESA §7 terms and conditions across 54 projects
  • EIA net generation for 770+ projects
  • 1,500+§106 historic-properties conditions across 970+ projects
  • Compare a project with similar plants

AI for evidence-based energy policy, from the National Hydropower Association. Access is by invitation during the beta. Built on Google Gemini.

Beta v2.17.328