Cibola Water Monitoring Report – May 26 – June 2

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CIBOLA COUNTY, N.M. – – Six months into 2026, Cibola County’s water picture has become increasingly clear.

Since January, Bluewater Lake has steadily declined while the Rio San Jose has remained relatively stable at modest levels. A weak snowpack season in the Zuni Mountains produced little spring runoff, leaving the region dependent on scattered spring precipitation and now increasingly looking toward summer moisture patterns for relief. While recent weeks have shown some improvement in precipitation compared to earlier in the spring, drought conditions continue to shape the county’s broader water outlook.

Bluewater Lake

Bluewater Lake measured 7,366.39 feet in elevation on June 2, according to provisional U.S. Geological Survey data.

That is down from 7,366.57 feet recorded May 26, continuing the gradual seasonal decline observed throughout the year. While the weekly drop remains relatively modest, the broader sixmonth trend has consistently pointed downward as inflow opportunities remained limited following a dry winter.

Rio San Jose

The Rio San Jose at Acoma Pueblo measured 1.92 feet on May 26, unchanged from the previous week according to provisional USGS data.

The river has now held at this level through multiple reporting periods, indicating stable but modest base flow conditions with little evidence of significant watershed recharge.

Precipitation in Cibola

Precipitation and temperature data from Drought.gov suggest conditions may be becoming slightly more favorable compared to the driest stretches of spring, though not enough to erase longterm deficits.

The seven-day average maximum temperature map valid May 25 showed much of the Grants and El Malpais area experiencing daytime highs mainly in the 70s and 80s. Warm temperatures continue to contribute to evaporation and drying conditions, particularly in grasses and surface soils.

The seven-day precipitation forecast for June 2– 9 suggests another opportunity for light-tomoderate moisture across parts of the region. Forecast maps indicate many areas could receive between one-tenth and onehalf inch of precipitation, with isolated higher terrain pockets potentially seeing somewhat greater totals. While still far from a major monsoon-style pattern, the outlook appears more active than many of the dry weeks seen earlier this spring.

The first six months of monitoring show a county balancing between persistence and possibility.

Bluewater Lake has steadily declined, the Rio San Jose has remained stable but modest, and drought conditions continue to dominate the broader picture. At the same time, recent precipitation trends suggest the atmosphere may be becoming somewhat more favorable heading into summer.