Analyses / Impact Analysis / 119 · HR 1077 Impact Analysis

119-HR-1077 Data-Driven Journalist Impact Analysis

119 · HR 1077 STEAM Act

bolt Energy
Streamlining Thermal Energy through Advanced Mechanisms Act or the STEAM ActThis bill expedites the environmental review of certain geothermal energy activities under the National Environmental...
Bottom-line assessment
Neutral. The bill plausibly accelerates low‑carbon geothermal where resources are already characterized, with economic and climate co‑benefits supported by DOE/BLM analyses. However, net outcomes hinge on disciplined CX screening (extraordinary circumstances), early Tribal engagement, and hydrologic/seismic safeguards. In sensitive spring‑fed systems or EGS near faults, a fuller EA/EIS remains prudent despite statutory CX availability. [2]U.S. Bureau of Land Management — BLM announcement: steps to accelerate geotherm…[6]U.S. Department of Energy — GeoVision (DOE): Deployment potential and permittin…[5]U.S. Fish & Wildlife Service — Emergency Listing of the Dixie Valley Toad as En…
Potential permitting time savings (selected exploration actions)
12months
Median EIS timeline (final EISs issued in 2024)
2.2years
NEPA reviews completed via EA or CX
99percent
GeoVision: capacity with optimized permitting by 2050
13GW
Published
11 Dec 2025
Updated
11 Dec 2025
Tags
impact-analysis · U.S. Congress 119th · energy
Unvetted
01 · Section

Summary

What the bill does: H.R. 1077 amends Section 390 of the Energy Policy Act of 2005 so that certain geothermal exploration and development activities can qualify for statutory NEPA categorical exclusions (CXs), similar to oil and gas CXs already in law. This targets projects in previously studied/developed areas. [1]Congress.gov / Library of Congress — Text — H.R. 1077 (119th Congress): STEAM A…

  • Near‑term effects: For some geothermal resource‑confirmation and related exploration actions on public lands, agencies have estimated that CX use can trim permitting by up to ~12 months, which also reduces interest‑during‑construction and schedule risk. [2]U.S. Bureau of Land Management — BLM announcement: steps to accelerate geotherm…
  • System‑level implications: Shorter reviews can raise the share of projects that reach final investment decision; DOE’s GeoVision finds that optimizing permitting timelines alone could roughly double installed geothermal electricity capacity by 2050 versus business‑as‑usual (≈13 GW vs. ≈6 GW), with technology improvements enabling up to ~60 GW. [6]U.S. Department of Energy — GeoVision (DOE): Deployment potential and permittin…[7]OpenEI / U.S. DOE — GeoVision Executive Summary (OpenEI): Electricity generatio…
  • Environmental profile: Life‑cycle GHG intensities for geothermal are low (median ~11–47 gCO2e/kWh depending on plant type), but site‑specific risks include hydrogen sulfide emissions from open‑loop plants, groundwater/thermal spring drawdown, and induced seismicity for EGS if not managed. [4]National Renewable Energy Laboratory — Systematic Review of Life Cycle GHG Emis…[8]Union of Concerned Scientists — Environmental Impacts of Geothermal Energy (Air…
  • Process context: CEQ data show final EIS timelines have recently improved (median ~2.2 years for 2024), and ~99% of NEPA reviews occur via EAs or CXs; expanding statutory CXs for geothermal could therefore be material in practice. [3]Council on Environmental Quality — CEQ EIS Timelines (2010–2024)[9]CEQ / The White House (archived) — New Data Shows Improved Speed of Federal Per…
  • Equity and biodiversity: Conflicts at spring‑fed ecosystems (e.g., Dixie Meadows) illustrate risk pathways for ESA‑listed species and Tribal cultural resources when projects are sited near sacred hot springs. [5]U.S. Fish & Wildlife Service — Emergency Listing of the Dixie Valley Toad as En…
02 · Section

Economic Effects

Mechanisms: shorter federal reviews can advance cash flows, lower soft costs, and reduce development attrition; impacts scale with project mix (binary vs. flash; greenfield vs. step‑out) and with agency capacity.

Potential permitting time savings (selected exploration actions)
12months
Median EIS timeline (final EISs issued in 2024)
2.2years
NEPA reviews completed via EA or CX
99percent
GeoVision: capacity with optimized permitting by 2050
13GW
GeoVision: capacity with tech improvements by 2050
60GW
  • Schedule/cost: BLM estimates a geothermal resource‑confirmation CX can remove “up to a year” from certain exploration permitting, which reduces interest‑during‑construction and developer overhead; agencies also report staffing/process investments that have shortened EIS timelines. [2]U.S. Bureau of Land Management — BLM announcement: steps to accelerate geotherm…[9]CEQ / The White House (archived) — New Data Shows Improved Speed of Federal Per…
  • Deployment: DOE’s GeoVision analysis indicates that optimizing permitting timelines alone could roughly double installed geothermal capacity by 2050 (≈13 GW vs. ≈6 GW BAU), with technology gains lifting potential to ~60 GW—suggesting upside if CX use is carefully scoped to low‑risk sites. [6]U.S. Department of Energy — GeoVision (DOE): Deployment potential and permittin…[7]OpenEI / U.S. DOE — GeoVision Executive Summary (OpenEI): Electricity generatio…
  • Local and state revenues: On BLM lands, geothermal receipts (bonus bids, rents, royalties) are shared 50% to state, 25% to county, 25% federal Treasury, supporting local budgets in resource‑rich counties. [10]U.S. Bureau of Land Management — Nevada Geothermal Energy (revenue sharing and…
  • Transaction costs and attrition: Because ~99% of NEPA reviews already occur via EA/CX, expanding statutory CX eligibility can reduce the number of projects requiring EAs/EISs at the margin, potentially lowering attrition from time/cost overrun. Realized gains depend on agency capacity to screen out projects with “extraordinary circumstances.” [9]CEQ / The White House (archived) — New Data Shows Improved Speed of Federal Per…
  • Macroelectricity context: Geothermal’s firm output can complement variable renewables; DOE frames it as “always on,” implying system‑level reliability value as deployment grows. Benefits materialize only if interconnection and offtake are secured. [6]U.S. Department of Energy — GeoVision (DOE): Deployment potential and permittin…
03 · Section

Social Effects

Distributional outcomes hinge on location. Benefits accrue where projects proceed; risks concentrate where sensitive water‑dependent cultural and ecological resources are nearby.

  • Tribal and cultural resources: Litigation around Dixie Meadows shows potential adverse effects on sacred sites and related practices if geothermal drawdown alters spring flows/temperatures; emergency ESA listing of the Dixie Valley toad underscores sensitivity. Early consultation and hydrologic safeguards are pivotal. [11]Justia Law — Fallon Paiute‑Shoshone Tribe v. U.S. Department of the Interior (9…[5]U.S. Fish & Wildlife Service — Emergency Listing of the Dixie Valley Toad as En…
  • Public participation: Categorical exclusions can abbreviate documentation and comment opportunities relative to EAs/EISs; CEQ has advised transparency and attention to “extraordinary circumstances” when applying CXs. Implementation choices will shape perceived procedural justice. [12]Council on Environmental Quality (archived) — CEQ Final Guidance Clarifying Use…
  • Local fiscal effects: Statutory revenue‑sharing channels a majority of geothermal receipts to host states/counties, which can support services in rural areas. Effects depend on lease/royalty volumes and prices. [10]U.S. Bureau of Land Management — Nevada Geothermal Energy (revenue sharing and…
  • Workforce: Expanded deployment generally raises demand for drilling, construction, and O&M labor; DOE’s GeoVision “Impacts” work models employment gains under higher‑deployment cases, though job totals depend on scenario realization. [13]Web search · turn 5 #2
04 · Section

Environmental Effects

Baseline impacts are low‑carbon, but risk pathways are site‑ and technology‑specific.

Topic Evidence‑based finding / range Key drivers / notes
Life‑cycle GHG emissions Median estimates across technologies: ~11 gCO2e/kWh (high‑T binary), ~47 gCO2e/kWh (high‑T flash), ~32 gCO2e/kWh (EGS binary). Closed‑loop binary predominately construction‑phase emissions; flash plants can vent reservoir CO2. [4]National Renewable Energy Laboratory — Systematic Review of Life Cycle GHG Emis…
Water consumption (operations) Binary ≈0.27 gal/kWh; EGS ≈0.29–0.72 gal/kWh; flash uses little added freshwater but loses ~2.7 gal/kWh of geofluid via cooling‑tower evaporation/blowdown at some sites. Cooling choice (air vs. wet) and reservoir management dominate; site hydrology crucial near springs/wetlands. [14]OSTI / U.S. DOE — Water use in the development and operation of geothermal powe…
Air pollutants (non‑GHG) Open‑loop/flash plants can emit H2S, CO2, NH3; closed‑loop binary has minimal air emissions. Local air districts regulate H2S/SO2. Design (open vs. closed loop) and abatement systems determine emissions. [8]Union of Concerned Scientists — Environmental Impacts of Geothermal Energy (Air…[15]Web search · turn 7 #4
Induced seismicity (EGS) Documented cases include Basel (M3.4; several million USD damages) and Pohang (M5.5; government commission tied to EGS injections). Risk managed via siting, traffic‑light protocols, and injection controls; DOE has issued guidance. [16]Geophysical Journal International (Oxford Academic) — Basel 2006 induced seismi…[17]Scientific Reports (Nature) — 2017 Pohang earthquake — evidence of EGS triggeri…[18]OSTI / U.S. DOE — Protocol for Addressing Induced Seismicity Associated with EGS
Sensitive ecosystems Spring‑fed wetlands and thermal features can be vulnerable to pressure/temperature changes; Dixie Valley toad emergency ESA listing was linked to a geothermal project’s potential effects on springs. Hydro‑geologic connectivity analysis and adaptive mitigation plans are critical in such settings. [5]U.S. Fish & Wildlife Service — Emergency Listing of the Dixie Valley Toad as En…
05 · Section

Temporal Analysis

  • Immediate (0–2 years): Increased use of CXs for qualifying geothermal exploration in previously studied/developed areas could shorten permitting by up to ~1 year for some actions; incremental increases in leasing activity and earlier drilling mobilization are likely where resource certainty is high. [2]U.S. Bureau of Land Management — BLM announcement: steps to accelerate geotherm…
  • Medium term (2–5 years): More projects may reach financial close given reduced pre‑construction durations; however, cases near sensitive hydro‑biological features will still trigger ESA/consultation or escalate to EA/EIS, moderating throughput. [5]U.S. Fish & Wildlife Service — Emergency Listing of the Dixie Valley Toad as En…
  • Long term (>5 years): If paired with technology advances, streamlined reviews can contribute to higher geothermal penetration (≈13–60 GW range by 2050 across GeoVision scenarios), with cumulative power‑sector GHG benefits and firm capacity value; environmental and cultural risks remain site‑specific. [6]U.S. Department of Energy — GeoVision (DOE): Deployment potential and permittin…[19]Web search · turn 5 #10
06 · Section

Unintended Consequences and Risk Controls

  • Legal exposure: As seen in Fallon Paiute‑Shoshone litigation, projects sited near culturally or ecologically sensitive areas can face injunctions; a CX pathway that bypasses robust record‑building could be more vulnerable in court. [11]Justia Law — Fallon Paiute‑Shoshone Tribe v. U.S. Department of the Interior (9…
  • Cumulative hydrologic effects: In basin clusters, multiple projects using CXs may proceed without programmatic analysis, risking under‑assessment of connected‑spring drawdown or temperature shifts. Case law and ESA listings indicate sensitivity. [5]U.S. Fish & Wildlife Service — Emergency Listing of the Dixie Valley Toad as En…
  • Seismicity tail risk: While typical EGS microseismicity is minor, rare larger events (Basel, Pohang) show fat‑tail risk; robust traffic‑light systems and baseline monitoring are necessary to keep risks tolerable. [16]Geophysical Journal International (Oxford Academic) — Basel 2006 induced seismi…[17]Scientific Reports (Nature) — 2017 Pohang earthquake — evidence of EGS triggeri…
  • Air quality hotspots: H2S controls are mature but require vigilant operation and local enforcement for open‑loop plants. [15]Web search · turn 7 #4
07 · Section

Assessment (Analytical Stance)

Neutral. The bill plausibly accelerates low‑carbon geothermal where resources are already characterized, with economic and climate co‑benefits supported by DOE/BLM analyses. However, net outcomes hinge on disciplined CX screening (extraordinary circumstances), early Tribal engagement, and hydrologic/seismic safeguards. In sensitive spring‑fed systems or EGS near faults, a fuller EA/EIS remains prudent despite statutory CX availability. [2]U.S. Bureau of Land Management — BLM announcement: steps to accelerate geotherm…[6]U.S. Department of Energy — GeoVision (DOE): Deployment potential and permittin…[5]U.S. Fish & Wildlife Service — Emergency Listing of the Dixie Valley Toad as En…

08 · Section

Sources and Methods Notes

Primary sources emphasize official statute/agency materials and peer‑reviewed studies. Key quantitative statements reference their underlying datasets.

  1. Bill text and scope: Congress.gov text of H.R. 1077 (STEAM Act). [1]Congress.gov / Library of Congress — Text — H.R. 1077 (119th Congress): STEAM A…
  2. NEPA timelines and usage patterns: CEQ EIS Timelines dataset and CEQ release summarizing 2024 performance and prevalence of EA/CX reviews. [3]Council on Environmental Quality — CEQ EIS Timelines (2010–2024)[9]CEQ / The White House (archived) — New Data Shows Improved Speed of Federal Per…
  3. Agency implementation of geothermal CX and expected time savings: BLM announcements and program pages (including revenue‑sharing rules and active project statistics). [2]U.S. Bureau of Land Management — BLM announcement: steps to accelerate geotherm…[10]U.S. Bureau of Land Management — Nevada Geothermal Energy (revenue sharing and…
  4. Environmental metrics: NREL systematic LCA of geothermal GHG intensities; DOE/NREL water‑use technical report; UCS synthesis on H2S for open‑ vs. closed‑loop systems. [4]National Renewable Energy Laboratory — Systematic Review of Life Cycle GHG Emis…[14]OSTI / U.S. DOE — Water use in the development and operation of geothermal powe…[8]Union of Concerned Scientists — Environmental Impacts of Geothermal Energy (Air…
  5. Risk cases and controls: Scientific/peer‑reviewed literature on Basel (2006) and Pohang (2017) induced seismicity; DOE/OSTI protocols for induced seismicity management. [16]Geophysical Journal International (Oxford Academic) — Basel 2006 induced seismi…[17]Scientific Reports (Nature) — 2017 Pohang earthquake — evidence of EGS triggeri…[18]OSTI / U.S. DOE — Protocol for Addressing Induced Seismicity Associated with EGS
  6. Biodiversity/cultural resource sensitivity: USFWS emergency ESA listing for the Dixie Valley toad; Ninth Circuit materials on Fallon Paiute‑Shoshone Tribe litigation. [5]U.S. Fish & Wildlife Service — Emergency Listing of the Dixie Valley Toad as En…[11]Justia Law — Fallon Paiute‑Shoshone Tribe v. U.S. Department of the Interior (9…
  7. Policy volatility around Section 390 CXs: BLM 2010 guidance (added extraordinary‑circumstances review) and 2012 rescission (removed that requirement). [20]U.S. Bureau of Land Management — BLM IM 2010-118: Energy Policy Act §390 Catego…[21]U.S. Bureau of Land Management — BLM IM 2012-110: Rescinding IM 2010‑118 (Secti…
Sources cited
  1. [1] Text — H.R. 1077 (119th Congress): STEAM Act Congress.gov / Library of Congress
  2. [2] BLM announcement: steps to accelerate geothermal energy development (categorical exclusions, up to a year off exploration permitting) U.S. Bureau of Land Management
  3. [3] CEQ EIS Timelines (2010–2024) Council on Environmental Quality
  4. [4] Systematic Review of Life Cycle GHG Emissions from Geothermal Electricity National Renewable Energy Laboratory
  5. [5] Emergency Listing of the Dixie Valley Toad as Endangered (87 FR 20336) U.S. Fish & Wildlife Service
  6. [6] GeoVision (DOE): Deployment potential and permitting optimization results U.S. Department of Energy
  7. [7] GeoVision Executive Summary (OpenEI): Electricity generation findings and permitting scenarios OpenEI / U.S. DOE
  8. [8] Environmental Impacts of Geothermal Energy (Air emissions overview) Union of Concerned Scientists
  9. [9] New Data Shows Improved Speed of Federal Permitting and Environmental Reviews (Jan. 13, 2025) CEQ / The White House (archived)
  10. [10] Nevada Geothermal Energy (revenue sharing and capacity) U.S. Bureau of Land Management
  11. [11] Fallon Paiute‑Shoshone Tribe v. U.S. Department of the Interior (9th Cir. 2022) Justia Law
  12. [12] CEQ Final Guidance Clarifying Use of Categorical Exclusions Council on Environmental Quality (archived)
  13. [13] Web search · turn 5 #2
  14. [14] Water use in the development and operation of geothermal power plants (Technical Report) OSTI / U.S. DOE
  15. [15] Web search · turn 7 #4
  16. [16] Basel 2006 induced seismicity (damage and sequence analysis) Geophysical Journal International (Oxford Academic)
  17. [17] 2017 Pohang earthquake — evidence of EGS triggering Scientific Reports (Nature)
  18. [18] Protocol for Addressing Induced Seismicity Associated with EGS OSTI / U.S. DOE
  19. [19] Web search · turn 5 #10
  20. [20] BLM IM 2010-118: Energy Policy Act §390 Categorical Exclusion Policy Revision U.S. Bureau of Land Management
  21. [21] BLM IM 2012-110: Rescinding IM 2010‑118 (Section 390 CX guidance) U.S. Bureau of Land Management

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