SNOFLO
 



BLACKSTONE RIVER

RIVER LEVELS
April 18, 2025


Winter Weather Advisory
2025-04-19T12:00:00-06:00

* WHAT...Snow expected. Total snow accumulations between 3 and 7 inches. * WHERE...Castle Rock. * WHEN...From 3 PM this afternoon to noon MDT Saturday. * IMPACTS...Snow covered roads could make travel hazardous. The hazardous conditions will impact the Friday evening commute.


Total streamflow across the Blackstone River was last observed at 2,320 cfs, and is expected to yield approximately 4,602 acre-ft of water today; about 70% of normal. River levels are low and may signify a drought. Average streamflow for this time of year is 3,329 cfs, with recent peaks last observed on 2023-12-19 when daily discharge volume was observed at 29,630 cfs.

Maximum discharge along the river is currently at the Blackstone R At Roosevelt St At Pawtucket Ri reporting a streamflow rate of 1,090 cfs. However, the streamgauge with the highest stage along the river is the Blackstone River At Northbridge with a gauge stage of 3.91 ft. This river is monitored from 3 different streamgauging stations along the Blackstone River, the highest being situated at an altitude of 260 ft, the Blackstone River At Northbridge.

Last Updated 2025-04-17
Discharge Volume 4,602 ACRE-FT
Streamflow 2,320.0 cfs
-260.0 cfs (-10.08%)
Percent of Normal 69.7%
Maximum 29,630.0 cfs
2023-12-19
Seasonal Avg 3,329 cfs
       
River Streamflow Levels
Created with Highcharts 8.0.0Total River Discharge (cfs)7. Apr8. Apr9. Apr10. Apr11. Apr12. Apr13. Apr14. Apr15. Apr16. Apr17. Apr02k4k
Seasonal Discharge Comparison
Created with Highcharts 8.0.0Total River Discharge (cfs)1. Jan1. Feb1. Mar1. Apr1. May1. Jun1. Jul1. Aug1. Sep1. Oct1. Nov1. Dec1. Jan010k20k30k40k
Maximum Streamflow Discharge
Created with Highcharts 8.0.0YearAnnual Peak Discharge(cfs)201020112012201320142015201620172018201920202021202220232024202520264k10k20k40k

Weather Forecast

Streamflow Elevation Profile
Created with Highcharts 8.0.0

The Blackstone River is a river in the U.S. states of Massachusetts and Rhode Island. It flows approximately 48 mi (80 km) and drains a watershed of approximately 540 sq. mi (1,400 km²). Its long history of industrial use has left a legacy of pollution, and it was characterized by the United States Environmental Protection Agency in 1990 as "the most polluted river in the country with respect to toxic sediments."