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

Air quality declined with forest fires in the area. Vis declining as reservoir drained to 60%. Expect rapid decline in water levels in October for dam work.

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.

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DateLocationDive SiteSurface ThermoclineTemp VisSightsNotes/Cautions
02-28HorsetoothSunrise Beach72F17′, 32′640-5′SMB, freaky garden gnomes, bicycle, engine blockFrozen surface, no access without overhead.
02-28HorsetoothSouth Beach39F~10′Winter algae/moss, CC buried in the mud.Frozen surface, no access without overhead.
02-28HorsetoothDixon Cove55F14′49F8-10′Rocks, dead fish, goose poo, boat trash, CC, SMB.Frozen surface, no access without overhead.
02-28HorsetoothQuarry Cove49F8-10′SMB, rocks, beer cans, CC.Frozen surface, no access without overhead.
02-28HorsetoothOrchard Cove49F8-10′Dead rabbit, CC, jig heads, plastic trash.Frozen surface, no access without overhead.

Carter-Lake-Dive-Sites

Carter Lake

Air quality declined with forest fires in the area. 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.

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DateLocationDive SiteSurface ThermoclineLowTemp VisSightsNotes/Cautions
4-3-21Carter LakeSaddle37.8F15′, 28′52F2-10′CC, fishing line, fish nests.High water limited parking
4-3-21Carter LakeBass HoleFrozen10-15′59.5F15′WE, SG, SB juvy, rocks.Frozen surface, no access without overhead.
2-28-20Carter LakeCoffin RockFrozen18-25′58F10′WE, SG, SB juvy, rocks.Frozen surface, no access without overhead.
2-28-20Carter LakeLure Tree CoveFrozen18′, 34′58F15-20′RBT, minnow schools, CC, SMBFrozen surface, no access without overhead.
2-28-20Carter LakeSauger HillFrozen10-15′59F20′WE, SG, SB juvy, rocks.Frozen surface, no access without overhead.
4-3-21Carter LakePaddle Noggin Point37.8F17′, 25′37.8F15-20′SMB, rocks.Clear due to high water
4-3-21Carter LakeNorth Pines Trailhead38F25′37.8F15-20′Crawdads are coming outClear due to high water
2-28-20Carter LakeAll Remains NamelessFrozen18-22′58F15′Perch, Crappie, WE, SG, SB juvy, rocks.Frozen surface, no access without overhead.

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.

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DateLocationDive SiteSurface ThermoclineTemp VisSightsNotes/Cautions
05-11-20Aurora ResScuba Beach47F10′Airplane, WE, SG, CC dead trout, egg sacs Claimed OPEN 10-6, but reports of closure still in effect. Call before you go. See update
Getting lost, stirring up the bottom, low vis.

Out of State Nearby Dive Sites

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DateLocationDive SiteSurface ThermoclineTemp VisSightsNotes/Cautions
05-31-20Midway, UTHomestead Crater94F15-20′Scuba divers, swimmers, wagon wheel, alligator, skeleton with PPELook up before going up. Overheating.
02-09-20Santa Rosa, NMBlue Hole62F40′Scuba divers, goldfish, CCCLOSED FOR COVID
Hypothermia, other divers.
09-06-20Flaming Gorge, UTCart Creek Bridge72F18′62F20-Walls, slight current, SMB, fishing tackle/line, rope.6053′ Altitude dive! (mean 212) Watch your ascent/time, driving over passes. Fisherman, boats topside. Cliff jumpers, paddleboarders, kids and dogs. Steep hike down trail – 100 yards +. Loose rock.
09-07-20Flaming Gorge, UTMustang Ridge 72F25′68F25′Rock walls, loads of fishing line, garbage. SMB6359′ Altitude dive! (mean 212) Watch your ascent/time, driving over passes. SMB, heavy paddleboard traffic. Easy shore entry, parking fee. Multiple thermoclines.
05-26-20Flaming Gorge, UTSunny Cove56F18′44F15′Rock walls, loads of fishing line, garbage. SMB
6359′ Altitude dive! (mean 212) Watch your ascent/time, driving over passes. Trout, SMB, boat traffic, stay away from dock/ramp.Easy shore entry, parking fee.
09-06-20Flaming Gorge, UTOsprey Island68F30′60F25′Rock walls, slot canyons, turbine sounds on the dam side, caverns. SMB.6053′ Altitude dive! (mean 212). Boat dive best, or a long swim through boat traffic. 30′ rope will take you to slot canyons.

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