These are archived observations submitted to Central Oregon Avalanche Center in all years prior to the 2023-24 season. If you’re looking for observations for this season, click here.
| Obs Date | Observer | Region | Location | Avalanches? | Instability? |
|---|---|---|---|---|---|
| May 24, 2023May 24, 2023 | Public | Central Cascades | South sister | Yes | |
| May 22, 2023May 22, 2023 | Public | Central Cascades | Middle Sister | Yes | |
| May 22, 2023May 22, 2023 | Public | Central Cascades | Middle and North Sister | Yes | |
| May 21, 2023May 21, 2023 | Public | Central Cascades | BT | ||
| April 25, 2023April 25, 2023 | Public | Central Cascades | Pole Creek Alpine | ||
| April 23, 2023April 23, 2023 | Public | Central Cascades | backside of tumalo | ||
| April 20, 2023April 20, 2023 | Public | Central Cascades | Tombstone Pass | Yes | |
| April 18, 2023April 18, 2023 | Public | Central Cascades | Elk Mountain | Yes | |
| April 13, 2023April 13, 2023 | Public | Central Cascades | BT | ||
| April 9, 2023April 9, 2023 | Public | Central Cascades | Hayrick Butte | Yes | |
| April 8, 2023April 8, 2023 | Public | Central Cascades | Ball Butte | Yes | |
| April 5, 2023April 5, 2023 | Public | Central Cascades | BC | ||
| April 4, 2023April 4, 2023 | Public | Central Cascades | Tam Rim | Yes | |
| April 4, 2023April 4, 2023 | Public | Central Cascades | Tumalo Bowl | Yes | |
| April 4, 2023April 4, 2023 | Public | Central Cascades | Tumalo Bowl south side | Yes | |
| April 1, 2023April 1, 2023 | Public | Central Cascades | Tumalo | Yes | |
| March 28, 2023March 28, 2023 | Public | Central Cascades | Tam Rim - Playground | Yes | |
| March 28, 2023March 28, 2023 | Public | Central Cascades | Bachy cone | ||
| March 25, 2023March 25, 2023 | Public | Central Cascades | Tumalo east bowl | ||
| March 25, 2023March 25, 2023 | Public | Central Cascades | Black Crater | Yes | |
| March 25, 2023March 25, 2023 | Public | Central Cascades | Paulina (43.68444, -121.23785) | Yes | |
| March 24, 2023March 24, 2023 | Public | Central Cascades | Tumalo | ||
| March 23, 2023March 23, 2023 | Public | Central Cascades | Tumalo East Bowl | ||
| March 21, 2023March 21, 2023 | Public | Central Cascades | Ball Butte | ||
| March 19, 2023March 19, 2023 | Public | Central Cascades | 6750 ft elevation, ~750 ft below treeline, 1000 ft east of south end of Three Creek Lake | ||
| March 18, 2023March 18, 2023 | Public | Newberry | Paulina Peak | ||
| March 18, 2023March 18, 2023 | Public | Central Cascades | Paulina Peak | ||
| March 18, 2023March 18, 2023 | Public | Central Cascades | Mt Washington | Yes | |
| March 16, 2023March 16, 2023 | Public | Central Cascades | BT | ||
| March 15, 2023March 15, 2023 | Public | Central Cascades | My bachelor | Yes | |
| March 15, 2023March 15, 2023 | Public | Central Cascades | Ball | ||
| March 14, 2023March 14, 2023 | Public | Central Cascades | Oregon wilderness | ||
| March 11, 2023March 11, 2023 | Public | Central Cascades | Approaching Todd lake trailhead from the East | Yes | |
| March 10, 2023March 10, 2023 | Public | Central Cascades | Hoodoo Ski Area | Yes | |
| March 9, 2023March 9, 2023 | Public | Central Cascades | Tumalo Mtn | Yes | |
| March 7, 2023March 7, 2023 | Public | Central Cascades | Bachy Beacon Basin Bummer | ||
| March 6, 2023March 6, 2023 | Public | Central Cascades | Hwy 242 near Windy Point | Yes | |
| March 6, 2023March 6, 2023 | Public | Central Cascades | McKensie Pass High Way 242 | ||
| March 5, 2023March 5, 2023 | Public | Central Cascades | Tombstone Pass Area | ||
| March 4, 2023March 4, 2023 | Public | Central Cascades | Top of Ridge West of Todd Lake | ||
| March 4, 2023March 4, 2023 | Public | Central Cascades | Devil's Hill | ||
| March 4, 2023March 4, 2023 | Public | Central Cascades | Tod Lake area | ||
| March 3, 2023March 3, 2023 | Public | Central Cascades | Elk mtn | Yes | |
| March 2, 2023March 2, 2023 | Public | Central Cascades | Santiam | Yes | |
| February 22, 2023February 22, 2023 | Public | Central Cascades | 7500 ft NNE | Yes | |
| February 18, 2023February 18, 2023 | Public | Newberry | Far skier's right in The Playground | ||
| February 18, 2023February 18, 2023 | Public | Central Cascades | Broken Top Crater | ||
| February 14, 2023February 14, 2023 | Public | Central Cascades | Todd Lake | ||
| February 11, 2023February 11, 2023 | Public | Central Cascades | Cone peak | Yes | |
| February 11, 2023February 11, 2023 | Public | Central Cascades | S-SW Aspect on Broken Top | ||
| February 6, 2023February 6, 2023 | Public | Central Cascades | Broken Hand | Yes | |
| February 5, 2023February 5, 2023 | Public | Central Cascades | Todd Ridge | ||
| February 5, 2023February 5, 2023 | Public | Central Cascades | Tam Rim - East Peak, North Face | Yes | |
| February 1, 2023February 1, 2023 | Public | Central Cascades | Tumalo | ||
| January 26, 2023January 26, 2023 | Public | Central Cascades | Hayrick Butte | Yes | |
| January 21, 2023January 21, 2023 | Public | Central Cascades | Potato Hill | Yes | |
| January 19, 2023January 19, 2023 | Public | Central Cascades | Tumalo | ||
| January 16, 2023January 16, 2023 | Public | Central Cascades | Tumalo | ||
| January 16, 2023January 16, 2023 | Public | Central Cascades | Three Creeks Lake | ||
| January 16, 2023January 16, 2023 | Public | Central Cascades | Broken Top Crater | ||
| January 14, 2023January 14, 2023 | Public | Newberry | North West ridge of Paulina peak | ||
| January 12, 2023January 12, 2023 | Public | Central Cascades | Tam Rim | Yes | |
| January 12, 2023January 12, 2023 | Public | Central Cascades | Tam Rim Playground | Yes | |
| January 8, 2023January 8, 2023 | Public | Central Cascades | Tam Rim | Yes | |
| January 8, 2023January 8, 2023 | Public | Central Cascades | 5440' - 6080' around Devils Lake area | ||
| January 8, 2023January 8, 2023 | Public | Central Cascades | Tumalo Mtn. | ||
| January 8, 2023January 8, 2023 | Public | Central Cascades | Jefferson Wilderness/N Santiam Pass, PCT north | ||
| January 2, 2023January 2, 2023 | Public | Central Cascades | Dark side of the Cone (Mt. Bachelor) | ||
| January 2, 2023January 2, 2023 | Public | Central Cascades | Grizzly Chutes | ||
| January 1, 2023January 1, 2023 | Public | Central Cascades | Ball Butte | Yes | |
| January 1, 2023January 1, 2023 | Public | Central Cascades | Paulina Lake | ||
| December 31, 2022December 31, 2022 | Public | Central Cascades | Maiden Peak | ||
| December 30, 2022December 30, 2022 | Public | Central Cascades | Soda Peak | Yes | |
| December 30, 2022December 30, 2022 | Public | Central Cascades | Todd Lake | Yes | |
| December 30, 2022December 30, 2022 | Public | Newberry | Todd Lake | ||
| December 30, 2022December 30, 2022 | Public | Central Cascades | Black Butte | ||
| December 18, 2022December 18, 2022 | Public | Central Cascades | Broken Top | ||
| December 18, 2022December 18, 2022 | Public | Central Cascades | Black Crater | Yes | |
| December 17, 2022December 17, 2022 | Public | Newberry | Paulina Peak | ||
| December 16, 2022December 16, 2022 | Public | Central Cascades | Ball Butte | ||
| December 15, 2022December 15, 2022 | Public | Central Cascades | Tumalo Mtn & Bowl | ||
| December 14, 2022December 14, 2022 | Public | Central Cascades | Cone Peak | ||
| December 12, 2022December 12, 2022 | Public | Newberry | Road to Paulina Peak (Gr | Yes | |
| December 12, 2022December 12, 2022 | Public | Central Cascades | Ball Butte | ||
| December 12, 2022December 12, 2022 | Public | Central Cascades | Castle Crest Area, Crater Lake NP, above Steel Visitor Center Parking | Yes | |
| December 11, 2022December 11, 2022 | Public | Central Cascades | Cone peak | ||
| December 11, 2022December 11, 2022 | Public | Central Cascades | Tam Rim | Yes | |
| December 10, 2022December 10, 2022 | Public | Central Cascades | NE aspect of Talapus Butte | ||
| December 10, 2022December 10, 2022 | Public | Central Cascades | Potato Hill | ||
| December 8, 2022December 8, 2022 | Public | Central Cascades | Tumalo Butte | ||
| December 6, 2022December 6, 2022 | Public | Central Cascades | Ball Butte | ||
| December 3, 2022December 3, 2022 | Public | Central Cascades | Tam Rim “Playground” | ||
| December 3, 2022December 3, 2022 | Public | Central Cascades | Elk Mountain | Yes | |
| December 2, 2022December 2, 2022 | Public | Other | Mt. Thielsen | ||
| November 15, 2022November 15, 2022 | Public | Central Cascades | North of Tumalo Butte | ||
| November 13, 2022November 13, 2022 | Public | Central Cascades | Green Lakes |