| City, State/Prov | Site | Surveyor(s) | Date | Latitude | Longitude | UTM North | UTM East | Date |
| Seattle, WA | West Crest Park | B. McCune, J. Ponzetti | 05/09/98 | N 47 31.248' | W 122 20.709' | 5263249.154 | 549299.424 | 9-May-98 |
| Seattle, WA | Central Park | B. McCune, J. Ponzetti | 05/09/98 | N 47 33.096' | W 122 19.323' | 5266687.066 | 551008.587 | 9-May-98 |
| Seattle, WA | Carkeek Park | B. McCune, J. Ponzetti | 05/09/98 | N 47 42.663' | W 122 22.208' | 5284377.563 | 547246.9 | 9-May-98 |
| Seattle, WA | North Acres Park | B. McCune, J. Ponzetti | 05/09/98 | N 47 43.387' | W 122 19.728' | 5285744.69 | 550335.716 | 9-May-98 |
| Seattle, WA | Woodland Park | B. McCune, J. Ponzetti | 05/09/98 | N 47 39.905' | W 122 20.745' | 5279284.031 | 549119.05 | 9-May-98 |
| Seattle, WA | Frink Park | B. McCune, J. Ponzetti | 05/09/98 | N 47 36.087' | W 122 17.269' | 5272250.295 | 553533.436 | 9-May-98 |
| Seattle, WA | Ravenna Park | B. McCune, J. Ponzetti | 05/09/98 | N 47 40.179' | W 122 18.229' | 5279818.991 | 552262.701 | 9-May-98 |
| Seattle, WA | Volunteer Park | B. McCune, J. Ponzetti | 05/10/98 | N 47 37.707' | W 122 18.877' | 5275232.867 | 551492.427 | 10-May-98 |
| Olympia, WA | Priest Point Park | N. Bacheller | 05/17/98 | N 47 04.27' | W 122 53.63' | 5213078.2 | 508060.658 | 17-May-98 |
| Olympia, WA | Evergreen State College | A. Ruchty | 05/01/98 | N 47 04.991' | W 122 57.816' | 5214394.482 | 502762.196 | 1-May-98 |
| Tumwater, WA | Tumwater Historical Park | A. Ruchty | 05/01/98 | N 47 01.313' | W 122 54.198' | 5207607.255 | 507346.129 | 1-May-98 |
| Centralia, WA | Centralia Library grounds | N. Bacheller | 05/16/98 | N 46 42.901' | W 122 57.396' | 5173494.836 | 503380.705 | 16-May-98 |
| Centralia, WA | Seminary Hill Natural Area | N. Bacheller | 05/16/98 | N 146 42.744' | W 122 56.711' | 5173206.431 | 504189.778 | 16-May-98 |
| Chehalis, WA | Recreation Park | N. Bacheller | 05/16/98 | N 46 38.881' | W 122 57.259' | 5166051.7 | 503495.844 | 16-May-98 |
| Castle Rock, WA | Rest Area | N. Bacheller | 05/16/98 | N 46 16.78' | W 122 54.83' | 5125124.748 | 506638.389 | 16-May-98 |
| Portland, OR | Washington Park | A. Humpert | 05/16/98 | N 45 30.934' | W 122 43.021' | 5040263.645 | 522108.133 | 16-May-98 |
| Portland, OR | Willamette Park | A. Humpert | 05/16/98 | N 45 28.614' | W 122 40.225' | 5035987.883 | 525748.941 | 16-May-98 |
| Portland, OR | East Delta Park | M. Parry | 05/18/98 | N 45 36.178' | W 122 40.926' | 5049994.884 | 524781.627 | 18-May-98 |
| Portland, OR | Wallace Park | T. Erhart & A. Ruchty | 05/17/98 | N 45 31.996' | W 122 42.246' | 5042234.922 | 523104.101 | 17-May-98 |
| Portland, OR | Pettygrove Park | T. Erhart & A. Ruchty | 05/17/98 | N 45 30.653' | W 122 40.741' | 5039755.714 | 525072.567 | 17-May-98 |
| Portland, OR | Portland State University | T. Erhart & A. Ruchty | 05/17/98 | N 45 30.682' | W 122 41.054' | 5039807.796 | 524664.873 | 17-May-98 |
| Portland, OR | Irving Park | T. Erhart | 05/17/98 | N 45 32.834' | W 122 39.387' | 5043801.405 | 526818.008 | 17-May-98 |
| Portland, OR | Mt. Tabor | T. Erhart | 05/17/98 | N 45 30.803' | W 122 35.740' | 5040065.383 | 532079.851 | 17-May-98 |
| Portland, OR | Baldock Rest Area | T. Erhart & A. Ruchty | 05/17/98 | N 45 16.30' | W 122 46.50' | 5013159.465 | 517649.441 | 17-May-98 |
| Salem, OR | Wallace Marine Park | D. Keon & A. Humpert | 05/13/98 | N 44 57.080' | W 123 02.587' | 4977545.078 | 496598.872 | 13-May-98 |
| Salem, OR | Marion Square Park | D. Keon & A. Humpert | 05/13/98 | N 44 56.770' | W 123 02.319' | 4976970.954 | 496950.938 | 13-May-98 |
| Salem, OR | Pringle Park | D. Keon & A. Humpert | 05/13/98 | N 44 56.264' | W 123 02.278' | 4976034.102 | 497004.407 | 13-May-98 |
| Salem, OR | Cascades Gateway Park | D. Keon & A. Humpert | 05/13/98 | N 44 54.875' | W 122 59.546' | 4973461.79 | 500597.254 | 13-May-98 |
| Salem, OR | Bush's Pasture Park | M. Parry | 05/14/98 | N 44 55.872' | W 123 02.146' | 4975298.389 | 497172.403 | 14-May-98 |
| Albany/Salem, OR | Rest Area | M. Parry | 05/18/98 | N 44 44.341' | W 123 02.900' | 4953946.067 | 496173.332 | 18-May-98 |
| Corvallis, OR | Willamette Park | D. Keon | 05/20/98 | N 44 32.33' | W 123 15.01' | 4931753.138 | 480125.517 | 20-May-98 |
| Corvallis, OR | Bald Hill Area | D. Keon | 05/20/98 | N 44 33.91' | W 123 20.08' | 4934702.239 | 473424.403 | 20-May-98 |
| Albany, OR | Waverly Lake | K. Donahue | 05/20/98 | N44 38.499 | W123 04.073 | 4943145.753 | 494616.51 | 20-May-98 |
| Millersburg, OR | Willamette Memorial Park | K. Donahue | 05/20/98 | N44 39.983 | W123 03.927 | 4945892.987 | 494811.692 | |
| Corvallis, OR | Starker Arts Park | K. Donahue | 05/21/98 | N44 32.738 | W123 18.034 | 4932521.969 | 476124.269 | 21-May-98 |
| Corvallis, OR | Peavey Arboretum | K. Skinner | 05/18/98 | N44 35.634 | W123 17.084 | 4937878.873 | 477400.7 | 18-May-98 |
| Corvallis, OR | Central Park | C. Nelson, H. Partipilo | 05/15/98 | N44 33.899 | W123 15.945 | 4934661.753 | 478896.951 | 15-May-98 |
| Corvallis, OR | Chip Ross Park | C. Duncan | 05/20/98 | N44 36.479 | W123 16.600 | 4939441.041 | 478046.256 | 20-May-98 |
| Corvallis, OR | Walnut Park | C. Duncan | 05/19/98 | N44 35.361 | W123 18.564 | 4937380.635 | 475428.642 | 19-May-98 |
| Corvallis, OR | Pioneer Park | C. Nelson, H. Partipilo | 05/15/90 | N44 33.332 | W123 16.244 | 4933594.846 | 478497.686 | 15-May-90 |
| Corvallis, OR | Avery Park | C. Nelson, H. Partipilo | 05/15/90 | N44 33.236 | W123 16.430 | 4933436.454 | 478250.943 | 15-May-90 |
| Corvallis, OR | Timberhill | K. Skinner | 05/19/98 | N44 39.393 | W123 13.800 | 4944824.336 | 481764.512 | 19-May-98 |
| Eugene, OR | Alton Baker Park | W. Messinger | 05/22/98 | N 44 03.362 | W123 04.968 | 4878099.703 | 493367.834 | 22-May-98 |
| Eugene, OR | Skinner Butte Park | W. Messinger | 05/22/98 | N44 03.483 | W123 05.451 | 4878324.371 | 492723.287 | 22-May-98 |
| Eugene, OR | Mt. Pisgah | E. Olson | 05/19/98 | N44 0.935 | W122 58.981 | 4874073.334 | 421408.004 | 19-May-98 |
| Eugene, OR | University of Oregon | E. Olson | 05/21/98 | N44 2.717 | W123 4.106 | 4876904.657 | 494517.593 | 21-May-98 |
| Albany/Eugene, OR | Oak Grove Rest AreaSouthbound | W. Messinger | 05/22/98 | N44 12.608 | W123 04.995 | 4895215.687 | 49334.107 | 22-May-98 |
| Albany/Eugene, OR | Oak Grove Rest AreaNorthbound | E.Olsen | 05/19/98 | N44 12.608 | W123 04.995 | 4895215.687 | 49334.107 | 19-May-98 |
| Eugene, OR | Masonic Cemetary | C. Duncan | 05/08/98 | N44 01.876 | W123 04.454 | 4875348.248 | 494051.535 | 8-May-98 |
| Eugene, OR | West Eugene Wetlands | C. Duncan | 05/20/98 | N44 3.021 | W123 08.255 | 4877434.907 | 489319.005 | 20-May-98 |