📅 Daily Colorado River Brief — June 18, 2026
🚨 Breaking / Most Important
Flaming Gorge's emergency drawdown is now hitting the recreation economy in real time. WyoFile/Inside Climate News published today on marina closures, falling fish access, and "devastating" losses for Wyoming–Utah outfitters — the first sustained economic-damage coverage of the Burgum emergency plan's collateral costs in the Upper Basin.
🏛️ Federal / Interior / Reclamation
June 5 — Reclamation's 10-year biennial framework: Reclamation announced it will proceed with its own post-2026 operational framework — a 10-year plan requiring renegotiation every two years — as a fallback after states failed to reach consensus. A Final EIS and Record of Decision are targeted before October 1, 2026 (start of Water Year 2027).
June 8 — Desalinated water MOU: Reclamation and six Lower Basin agencies (SDCWA, MWD, SNWA, ADWR, Central Arizona Water Conservation District, and Salt River Project) signed an MOU to explore interstate "paper water" exchanges involving desalinated and recycled water. Signed at the Carlsbad Desalination Plant. First framework of its kind for the seven-state basin.
June 10 — Senate ENR hearing: The Senate Energy and Natural Resources Committee held oversight hearings on post-2026 operations. Interior/Reclamation officials testified; MWD's Bill Hasencamp represented the Lower Basin. The session reportedly devolved partly into committee process disputes before witnesses could address the water crisis itself.
Navajo-Gallup Water Supply Project: On June 10, Reclamation awarded a $75.5M contract (Flatland Energy Services) for Block 2-3 Pipeline HDD construction in northwest New Mexico — largest tribal water infrastructure move recently.
💧 Reservoir Ops & Hydrology
Lake Powell: ~3,527–3,528 ft as of early June (roughly 23% of full capacity). Minimum probable inflow for Water Year 2026 projected at 2.78 MAF — 29% of historical average, one of the lowest on record. Risk of dropping below 3,490 ft (minimum power pool) by August 2026 remains live without continued Flaming Gorge drawdown.
Lake Mead: Slipped below 1,050 ft in early June (registered ~1,049 ft on June 5–12); some recovery to ~1,055 ft in mid-June. System operating at roughly 32–33% weighted average capacity.
Flaming Gorge: Elevation 6,017.5 ft (77% capacity) as of early June, with June unregulated inflow forecast at 160,000 AF (41% of average). Emergency releases of 660K–1M AF are proceeding on schedule (Apr 2026–Apr 2027). Reservoir expected to hit its lowest-ever recorded level by late summer 2026.
Glen Canyon Dam releases: Cut from 7.48 MAF to 6.0 MAF for WY 2026 per Burgum emergency plan.
⚖️ Policy, Legal, Post-2026 Negotiations
June 11 — Sen. Mike Lee's $354M threat: At the Senate ENR hearing, Committee Chair Lee (R-UT) warned that Lower Basin states choosing to sue over Colorado River operations "should not expect Congress to reward that decision with additional federal funding." He specifically threatened to block $354M in Inflation Reduction Act conservation funds — the backbone of the May 1 Lower Basin 3.2 MAF proposal's voluntary conservation incentive structure. This is a direct pressure campaign against Arizona's litigation track.
Legal posture: Arizona retains Sullivan & Cromwell; no new filings reported today. Legal observers expect SCOTUS original jurisdiction is the likely venue if litigation proceeds. One Colorado official on record predicting a SCOTUS case within 12 months.
Post-2026 DEIS / FEIS: Public comment period closed March 2. Final EIS pending; Reclamation has not yet designated a preferred alternative. Record of Decision must precede October 1.
Meeting posture: No new governor-level face-to-face signals found today. Most recent commissioner-level caucus was the April 17 Las Vegas meeting. The June 10 Senate hearing is the highest-profile escalation move since then — congressional oversight, not just agency process.
UCRC: No new statement found since May's "insufficient" call for mediation.
🌾 Lower Basin / Imperial Valley Specific
IID severs Salton Sea Authority ties: IID's Board voted to end its formal relationship with the Salton Sea Authority, effective June 30, 2026, transitioning its institutional role to California's Salton Sea Conservancy. The Authority is reshuffling leadership and adopted a new strategic plan before IID's departure. The Salton Sea Authority director issued a public statement. This is a significant governance change for Salton Sea restoration — IID had been a founding member and primary water-rights holder driving the Authority's mandate.
Desalinated water MOU: SDCWA and MWD are co-signatories on the June 8 Reclamation MOU — placing both Southern California agencies inside a framework that could eventually provide supply-side relief to reduce pressure on Colorado River allocations.
May 1 LB proposal status: The 3.2 MAF bridge proposal (AZ 760K + CA 440K + NV 50K mandatory; 700K–1M voluntary; tribal pool; ICS extension) remains on the table. Lee's $354M threat targets the voluntary component's federal funding mechanism, raising uncertainty about whether the proposal is still viable as structured.
No new IID board action items reported today beyond the Salton Sea Authority severance.
📹 Latest Local Meetings *(via munigraph.ai)*
Always included — standing entries.
IID Board of Directors — June 17, 2026 (IID meets first and third Tuesday; June 17 was the most recent. Direct recording link pending Granicus update — archive page linked.)
Imperial County Board of Supervisors — June 16, 2026 (June 16 BOS returned with data center resolution item per June 2 direction. Archive page linked.)
📈 Significance for Imperial Valley
IID's exit from the Salton Sea Authority — effective in 12 days — removes the district's formal institutional voice from the Authority at the exact moment when post-2026 water delivery uncertainty is highest. The Salton Sea's mitigation funding (nearly $250M authorized) is tied to IID's conservation commitments, which remain intact, but governance continuity is now the question. Meanwhile, Lee's threat to block $354M in IRA funds hits the voluntary conservation incentives that IID and other Lower Basin agencies were counting on for system savings — if that funding is genuinely at risk, the May 1 LB proposal needs to be restructured before fall.
📰 Further Reading
The big picture
Sierra Club: "Can the Colorado River Survive 2026?" — Accessible overview of the crisis, useful for non-specialist context-setting.
Inside Climate News: "A River That Millions Rely on for Water Is on the Brink" — Late-2025 piece still useful for framing where negotiations stalled entering 2026.
Negotiations & policy
Senate ENR Committee: June 10 Hearing Oversight Page — Primary source; links to written testimony.
Legis1: "Colorado River Basin 2026 Crisis: Senate Deadlock" — Useful summary of where the Senate stands.
Circle of Blue: Federal Water Tap, June 8 — Best single read on the Carlsbad desalinated water MOU; explains the "paper water" mechanism.
USBR: Desalinated water MOU press release — Primary source for the June 8 Reclamation agreement.
Legal
KUER: "Mike Lee warns Lower Colorado River states" — Clean, primary-source account of Lee's $354M threat.
Utah News Dispatch: Full Lee warning story — Adds detail on what states would forfeit.
AZ Mirror: "Arizona hires high-powered law firm" — Background on Sullivan & Cromwell retention (March 2026); still the best single read on Arizona's litigation posture.
KTS Law: "Colorado River Developments and Potential Compact Litigation" — Legal analysis of compact breach risk and SCOTUS trajectory; Upper Basin perspective.
Imperial Valley & IID
Desert Review: "Salton Sea Authority director issues statement on IID board decision" — IID/SSA governance break; primary statement from Authority director.
Imperial Valley Insight: "IID Board Votes to Terminate Agreement on Salton Sea Restoration" — Local perspective on IID exit.
Hydrology
Inside Climate News: "Emergency Drawdown at Flaming Gorge Hits Its Recreation Economy" — Published June 16; the most developed piece on the economic toll of the Burgum emergency plan's Flaming Gorge component.
KUNC / WyoFile: "'It's devastating'" — Ground-level reporting from marinas and outfitters; republished June 18 via Coyote Gulch. Best read for human impact.
Weather.com: "Lake Powell inches toward critical threshold" — Updated Powell elevation reporting as of early June.
USBR: Glen Canyon Dam operations tracker — Standing real-time tracker.
USBR: Lower Colorado Weekly Hydrologic Update (June 1) — PDF; most recent weekly ops update available.
🎲 One More Thing
Colorado River trivia: The 1922 Colorado River Compact was negotiated in just 18 days at Bishop's Lodge outside Santa Fe — but the flow estimates its drafters used were based on roughly 20 years of gauge data that happened to coincide with one of the wettest periods in the past 1,200 years. Tree-ring studies conducted decades later revealed that the river's long-run average flow is closer to 13–14 MAF, not the 16–17 MAF implied in 1922. The basin was legally overallocated before a single drop was formally diverted.
Imperial Valley / IID trivia: The original Imperial Canal, dug in 1901 to bring Colorado River water to the Imperial Valley, routed its headgate through Mexican territory — a shortcut that proved catastrophic in 1905. When a series of floods overwhelmed the canal's intake and breach-repair crews couldn't get heavy equipment across the border fast enough, the Colorado River flowed uncontrolled into the Salton Sink for nearly two full years. The resulting flood created the modern Salton Sea — 35 miles long, a permanent accident that is now Central Flyway habitat, a geothermal energy corridor, and the center of one of the most complex water-governance disputes in North American history.
760Times is powered by [MyRiver.us](https://myriver.us) — Colorado River intelligence for the Lower Basin.MyRiver.us — Colorado River intelligence for the Lower Basin.*
📅 Why does the calendar show "Jul 17"? Apple hardcoded that date into the emoji artwork when they launched iCal on July 17, 2002. It never changes. The date in the headline is correct.