Weekly Report
US Water Level Weekly Report
June 29 – July 5, 2026 — Tracking 12,328+ water bodies across all 50 states
📈 Biggest Water Level Increases
Francis E. Walter Reservoir Near White Haven, Pa
Pennsylvania
+66.1 ft
Ross Reservoir Near Newhalem, Wa
Washington
+41.7 ft
Rough River Lake Near Falls Of Rough, Ky
Kentucky
+33.7 ft
Nolin Lake Near Kyrock, Ky
Kentucky
+33.3 ft
Buckhorn Lake At Buckhorn, Ky
Kentucky
+21.9 ft
Little River At Rochelle, La.
Louisiana
+19.9 ft
Patoka River Near Princeton, In
Indiana
+19.2 ft
Barren River Lake Near Finney, Ky
Kentucky
+19.2 ft
Osage River Above Schell City, Mo
Missouri
+18.3 ft
Little River Near Rochelle, La
Louisiana
+17.6 ft
📉 Biggest Water Level Decreases
Tyee Lk Outlet Nr Wrangell Ak
Alaska
-1,372.3 ft
Rattlesnake Lake At Cedar Falls, Wa
Washington
-39.8 ft
Wahiawa Reservoir At Spillway At Wahiawa, Oahu, Hi
Hawaii
-28.6 ft
Sf Coquille River At Myrtle Point, Or
Oregon
-24.6 ft
Costilla Reservoir Near Costilla, Nm
New Mexico
-23.6 ft
Ohio River At Louisville, Ky
Kentucky
-22.9 ft
Walker Lake Nr Hawthorne, Nv
Nevada
-20.1 ft
San Carlos Reservoir At Coolidge Dam, Az
Arizona
-19.5 ft
Ohio River At Portsmouth, Oh
Ohio
-15.3 ft
Brushy Ck At Fm 619 Nr Taylor, Tx
Texas
-14.6 ft
⚠️ Low Capacity Alerts
🔥 Warmest Waters This Week
Grand Calumet River At Columbia Av At Hammond, In
Indiana
166.8°F
Grand Calumet River At Columbia Av At Hammond, In
Indiana
164.1°F
Grand Calumet River At Columbia Av At Hammond, In
Indiana
163.4°F
Grand Calumet River At Columbia Av At Hammond, In
Indiana
159.1°F
Grand Calumet River At Columbia Av At Hammond, In
Indiana
155.5°F
Grand Calumet River At Columbia Av At Hammond, In
Indiana
155.5°F
Grand Calumet River At Columbia Av At Hammond, In
Indiana
154.4°F
Boiling River At Mammoth,Ynp
Wyoming
116.4°F
Boiling River At Mammoth,Ynp
Wyoming
116.4°F
Boiling River At Mammoth,Ynp
Wyoming
116.2°F