Please exercise discression when using data on this site to make travel decisions. This site and its author are not responsible
for the data presented here. Please see the About page for attributions and credits.
This is the "Water Nerd" page! This page contains all kinds of information about today's water levels compared to historic
levels, that only data nerds will appreciate.
Pueblo Reservoir has a maximum capacity of 357700 acre-feet at an elevation of 4898.7 feet above see level. However federal
rules state that the reservoir can't hold more than 257000 acre-feet after April 15 to ensure the dam can contain a flood.
Detailed Pueblo Reservoir Status
January 26 2026 Water Level
Today's elevation is 4871.69 feet above sea level, 209047 acre-feet, 58.56% capacity. This is...
0.24 inches higher and 79 acre-feet more than yesterday. The average decrease for this time of year is 0.26 inches. 3.72 inches higher and 1218 acre-feet more than last week. 20.76 inches higher and 6723 acre-feet more than last month. 95.52 inches lower and 33097 acre-feet less than than last year.
For 2026...
Today's water level is the highest for the year.
The lake reached its low of 4870.3 ft elevation and a volume of 203669.0 acre-feet on 1/1/2026. Today's level is 16.68 inches higher and 5378 more acre-feet than the low.
The historic average elevation of the lake for this day is 4864.91 ft. Today's elevation is 6.78 feet higher than the average. The historic average volume of the lake for this day is 194845.08 acre-feet. Today's volume is 14201.92 acre-feet more than the historic average.
Yesterday Water Flow Data
Yesterday's avereage flow for the Arkansas River at Portland, CO (above and into Pueblo Reservoir) was 290 cubic feet per second. The historic average Arkansas River flow at Portland, CO for yesterday is 429.2195 cubic feet per second. Yesterday's flow is 139.2195 cubic feet per second less than the historic average.
Yesterday's average Arkansas River flow at Pueblo Reservoir's dam was 59 cubic feet per second. The historic average Arkansas River flow at Pueblo Reservoir's dam for yesterday is 142.6585 cubic feet per second. Yesterday's flow is 83.6585 cubic feet per second less than the historic average.