Deering Reservoir

{{Short description|Reservoir in Hillsborough County, New Hampshire}}

{{Infobox body of water

| name = Deering Reservoir

| image = Deering Reservoir Sept 2022.jpg

| caption =

| image_bathymetry =

| caption_bathymetry =

| location = Hillsborough County, New Hampshire

| coords = {{Coord|43|03|33|N|71|50|47|W|type:waterbody_region:US|display=inline,title}}

| type =

| inflow =

| outflow = Piscataquog River

| catchment =

| basin_countries = United States

| length = {{Convert|1.5|mi|km|1|abbr=on}}

| width = {{Convert|0.8|mi|km|1|abbr=on}}

| area = {{Convert|323|acre|km2|1}}

| depth = {{convert|11|ft|abbr=on}}

| max-depth = {{convert|37|ft|abbr=on}}

| volume =

| residence_time =

| shore =

| elevation = {{Convert|913|ft|m|0|abbr=on}}

| islands =

| cities = Deering

| pushpin_map = New Hampshire#USA

| pushpin_label_position =

| pushpin_map_alt = Location of Deering Reservoir in New Hampshire, USA.

| pushpin_map_caption =

| website =

| reference =

}}

Deering Reservoir is a {{Convert|323|acre|km2|1|adj=on}} water body located in Hillsborough County in southern New Hampshire, United States, in the town of Deering. The lake serves as the headwaters to the Piscataquog River, which flows east to the Merrimack River in Manchester.

The lake is classified as a warmwater fishery, with observed species including rainbow trout, smallmouth bass, largemouth bass, white perch, horned pout, and chain pickerel.{{Cite web| url=http://www.wildlife.state.nh.us/maps/bathymetry/deering_deering.pdf| title=Deering Reservoir, Deering| publisher=NH Fish & Game| access-date=August 7, 2014}}