Dam Report

Mad River Dam Homestead Avenue Dam dam

Connecticut, USA Mad River Hazard High
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Dam height
31ft
Hazard rating
High
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Mad River Dam Homestead Avenue Dam -- None dam
Mad River Dam Homestead Avenue Dam None · Mad River
About this dam

Mad River Dam Homestead Avenue Dam

The Mad River Dam Homestead Avenue Dam, located in Waterbury, Connecticut, is a concrete structure completed in 1900 primarily for water supply purposes. Standing at a height of 31 feet and stretching 492 feet in length, this dam serves to store a maximum of 110 acre-feet of water with a normal storage capacity of 56 acre-feet. With a hazard potential classified as high and a condition assessment marked as poor, this dam is in need of attention to ensure its long-term safety and functionality.

Situated on the Mad River, this dam is under state regulation and jurisdiction, with the Connecticut Department of Energy and Environmental Protection (DEEP) responsible for permitting, inspection, and enforcement. Despite its age and structural issues, the dam continues to play a crucial role in the local water supply infrastructure, serving the community of Waterbury. With a spillway width of 60 feet and a maximum discharge capacity of 4860 cubic feet per second, the Mad River Dam Homestead Avenue Dam remains a key feature in managing the flow of water in the area.

As efforts are made to address the dam's deteriorating condition and mitigate potential risks associated with its high hazard potential, stakeholders, including private owners and state agencies, must work together to ensure the continued safety and functionality of this vital water resource infrastructure. With its historical significance and critical role in water supply management, the Mad River Dam Homestead Avenue Dam serves as a reminder of the importance of maintaining and monitoring our aging dam infrastructure to safeguard both public safety and the environment.

StateNone
River / streamMad River
NID IDCT00030
Owner typePrivate
Primary purposeWater Supply
Dam typeConcrete
Year built1900
Dam height31 ft
Dam length492 ft
Max storage110 AF
Normal storage56 AF
Surface area6.0 ac
Drainage area17.4 sq mi
Hazard potentialHigh
ConditionPoor
Last inspectionTue, 20 Nov 2012 00:00:00 GMT

Dam data reference

Condition Assessment

Satisfactory
No existing or potential dam safety deficiencies are recognized. Acceptable performance is expected under all loading conditions (static, hydrologic, seismic) in accordance with the minimum applicable state or federal regulatory criteria or tolerable risk guidelines.
Fair
No existing dam safety deficiencies are recognized for normal operating conditions. Rare or extreme hydrologic and/or seismic events may result in a dam safety deficiency. Risk may be in the range to take further action.
Poor
A dam safety deficiency is recognized for normal operating conditions which may realistically occur. Remedial action is necessary. POOR may also be used when uncertainties exist as to critical analysis parameters which identify a potential dam safety deficiency.
Unsatisfactory
A dam safety deficiency is recognized that requires immediate or emergency remedial action for problem resolution.
Not Rated
The dam has not been inspected, is not under state or federal jurisdiction, or has been inspected but, for whatever reason, has not been rated.

Hazard Potential Classification

High
Dams assigned the high hazard potential classification are those where failure or mis-operation will probably cause loss of human life.
Significant
Dams assigned the significant hazard potential classification are those dams where failure or mis-operation results in no probable loss of human life but can cause economic loss, environmental damage, disruption of lifeline facilities, or impact other concerns. Significant hazard potential classification dams are often located in predominantly rural or agricultural areas but could be in areas with population and significant infrastructure.
Low
Dams assigned the low hazard potential classification are those where failure or mis-operation results in no probable loss of human life and low economic and/or environmental losses. Losses are principally limited to the owner's property.
Undetermined
Dams for which a downstream hazard potential has not been designated or is not provided.
Detailed forecast

Plan around the weather

Same NOAA / yr.no feed Snoflo's iOS app uses. Watch the precipitation column on the meteogram -- rain on the basin upstream typically lifts inflow 24-72 hours later.

Hourly detail

Next 5 days, hour by hour

Temperature line with weather symbols on top, snow + rain accumulation as columns, humidity as a dotted line.

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Deep dive

5-day forecast table

Every 3 hours, broken out across temperature, snow, rain, humidity, and wind. Each cell is colour-coded relative to the column min/max.

TimeConditionTemp (°F)Snow (in)Rain (in)Humidity (%)Wind (mps)Wind dir
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Long-term outlook

15-day temperature & precipitation

Daily temperatures, snow, and rain projected over the next two weeks.

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Regional inflow

Nearby streamflow gauges

USGS streamgauges around Mad River Dam Homestead Avenue Dam -- inflows here typically show up in storage 24-72 hours later.

Track Mad River Dam Homestead Avenue Dam in the Snoflo app

Save this dam as a favorite and get the local NOAA / yr.no forecast plus regional flow context wherever you are.

FAQ

About Mad River Dam Homestead Avenue Dam

Where does the data for Mad River Dam Homestead Avenue Dam come from?

Structural and regulatory data come from the U.S. Army Corps of Engineers' National Inventory of Dams (NID). Weather forecast comes from NOAA / yr.no -- the same feed Snoflo's iOS app uses.

How often is the report updated?

NID structural data refreshes annually as the Corps publishes updated assessments. The weather forecast refreshes throughout the day.

What does the High hazard rating mean?

The Corps of Engineers' hazard potential classification grades probable consequences if the dam fails: High = probable loss of human life; Significant = no probable loss of human life but possible economic loss / environmental damage; Low = no probable loss of human life, only minor economic / environmental losses. See the Dam Data Reference card above for the full definitions.

What's "% of normal"?

The current storage value compared to the historical average storage on this calendar day. 100% = right on average; values above 100% mean above-normal storage (wet year); values below mean below-normal (dry year or drought).

Can I get alerts when storage crosses a threshold?

Yes -- alerts are managed in the Snoflo iOS app. Favorite this dam, set a threshold, and you'll get a push the moment conditions cross.

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