Isikhumbuzo se-Volcanic seNtaba yaseSt. Helens singaphakathi kweGlue National Pinchot National Forest. Kungcono kakhulu ukufinyelelwa ohlangothini olusentshonalanga, njengoba kuboniswe emephini ngezansi. Kusuka ku-Interstate 5, thatha ukuphuma 68 bese uqhubekela empumalanga ku-State Highway 504. Izindawo eziyisihlanu ezihambele izivakashi zingatholakala emgwaqweni omkhulu 504.
I-Mount St. Helens National Monument neGifford Pinchot National Forest ingatholakala futhi ukusuka ohlangothini lwasempumalanga, ngomgwaqo wenkonzo yehlathi # 99, noma kusukela eningizimu, nge-State Highway 503 kanye nedolobha laseCougar.
Ngaphakathi kweMithi kazwelonke yaseGifford Pinchot neSikhumbuzo seNtaba yeMlilo seNtaba yaseSt. Helens, ukuhlanganiswa okuphakathi kwemigwaqo emikhulu kuhamba ngemigwaqo yesevisi yehlathi. Ibalazwe lezinsizakalo zehlathi, ngaphezu kwebalazwe lomgwaqo wesifundazwe, linconywa kakhulu kulabo abavakashile abahlela ukuhamba ukusuka ku-Highway 504.
Amamephu amaningi e-Mount St Helens
- Ihlathi le-Gifford Pinchot National (PDF)
- Intaba yaseSt. Helens Yokuzijabulisa (PDF)
- 1980 Eruption Ashfall Map