Dive flag, buoy, boat, dog

Local Dive Conditions

Be sure to check the dates for the latest local dive condition data!
If you have an update on conditions, please notify us. Thank you!

Colorado Dive Conditions

Horsetooth-Reservoir-Dive-Sites

Horsetooth Reservoir

See local requirements posted by Larimer County. Items of note: all divers must have a buddy, buoy with dive flag and must call the ranger ahead of time. Boats are required to have both Alpha and Diver Down flag.

Prepare for limited visibility diving and cold water diving. If you are not certain of your abilities or equipment, contact a local dive expert or dive guide to ensure your safety.

DateLocationDive SiteSurface ThermoclineTemp VisSightsNotes/Cautions
07-19HorsetoothSunrise Beach72F17′, 32′640-5′SMB, freaky garden gnomes, bicycle, engine blockVis better below thermocline, dark. Heavy boat traffic, paddleboards, dogs.
Water levels are dropping.
04-14HorsetoothSouth Beach39F~10′Winter algae/moss, CC buried in the mud.Icing, free flowing reg risk, overhead ice risk. Hypothermia.
06-02HorsetoothDixon Cove55F14′49F8-10′Rocks, dead fish, goose poo, boat trash, CC, SMB.Boat traffic/no wake zone violators. Cliff jumpers.
05-05HorsetoothQuarry Cove49F8-10′SMB, rocks, beer cans, CC.Murkier in shadows, and to the west. Afternoon storms.
05-06HorsetoothOrchard Cove49F8-10′Dead rabbit, CC, jig heads, plastic trash.Fairly quiet. Afternoon storms.

Carter-Lake-Dive-Sites

Carter Lake

Rattlesnakes spotted in multiple locations. Vis & thermoclines affected by afternoon rains and wind. Vis waxes and wanes with storms at surface, improved at depth, thermoclines stirred.

See local requirements posted by Larimer County. Items of note: all divers must have a buddy, buoy with dive flag and must call the ranger ahead of time. Boats are required to have both Alpha and Diver Down flag.

Recommended for west shore: big bright yellow buoy with rigid flag holder.

Note: most boaters and paddleboarders do not know what a dive or alpha flag is, watch your head before surfacing.

Prepare for limited visibility diving and cold water diving. If you are not certain of your abilities or equipment, contact a local dive expert or dive guide to ensure your safety.

DateLocationDive SiteSurface ThermoclineLowTemp VisSightsNotes/Cautions
08-03Carter LakeSaddle68F17′, 28′52F15-20′CC, fishing line, fish nests.Rattlesnake Warning! Watch and listen near shade/sun areas. Conditions vary based on weather. Walk in access. Share the space with fishermen and paddleboarders.
08-01Carter LakeBass Hole62F10-14′58.5F20′WE, SG, SB juvy, rocks.Boat access only. No wake zone violators, fishing line hangups, especially near trees in shallows.
07-04Carter LakeCoffin Rock63F20-24′58F15′WE, SG, SB juvy, rocks.Boat access only. Stay west to void boat traffic and long line fishermen.
07-18Carter LakeLure Tree Cove66F18′, 34′58F20-25′RBT, minnow schools, CC, SMBBoat access or lengthy hike in. Party zone topside, cliff jumpers, paddleboards.
07-04Carter LakeSauger Hill67F20-24′58F20′WE, SG, SB juvy, rocks.Boat access only. Stay west to void boat traffic and long line fishermen.
08-02Carter LakePaddle Noggin Point68F14′, 25′58F20′SMB, rocks.Rattlesnake warning. Look before you ascend.
Boat and hike access. fishing line hangups, heavy with trout line. Stay west to avoid boat traffic. Heavy paddleboard traffic.
07-27Carter LakeAll Remains Nameless66F18-22′58F15′Perch, Crappie, WE, SG, SB juvy, rocks.Boat access only. Caution: fishing line hangups. Stay west to avoid boat traffic and long line fishermen.

Aurora Reservoir

See local requirements posted by Aurora. Items of note: all divers must have a buddy, buoy with dive flag and must call the ranger ahead of time. Boats are required to have both Alpha and Diver Down flag.

Long paved walk into Scuba Beach. Very nice picnic area and lockers (bring your own lock) are available.

DateLocationDive SiteSurface ThermoclineTemp VisSightsNotes/Cautions
05-11Aurora ResScuba Beach47F10′Airplane, WE, SG, CC dead trout, egg sacsOPEN 10-6! See update
Getting lost, stirring up the bottom, low vis.

Out of State Nearby Dive Sites

DateLocationDive SiteSurface ThermoclineTemp VisSightsNotes/Cautions
05-31Midway, UTHomestead Crater94F15-20′Scuba divers, swimmers, wagon wheel, alligator, skeleton with PPELook up before going up. Overheating.
02-09Santa Rosa, NMBlue Hole62F40′Scuba divers, goldfish, CCCLOSED FOR COVID
Hypothermia, other divers.
05-26Flaming Gorge, WYMustang Ridge 54F25′44F10′Rock walls, loads of fishing line, garbage. SMBCOVID Restrictions
6359′ Altitude dive! Watch your ascent/time, driving over passes.

Dive Site Sights Key

CC: Crawdads/crayfish
SMB: Small mouth bass
WE: Walleye
SG: Sauger
RBT: Rainbow Trout
LMB: Large mouth bass
SB: Striped bass