Ụfọdụ n'ime mwụfu mmanụ kacha mkpa na akụkọ ihe mere eme nke steeti Washington mere na Strait nke Juan de Fuca na Oké Osimiri Salish.
Ụgbọ mmiri na-ebugharị ihe mberede (ERTV) dị njikere 24/7 na ebe ugwu ọdịda anyanwụ Olympic Peninsula na Port of Neah Bay iji zaghachi ngwa ngwa.Otú ọ dị, mmiri na-ama aka na-emetụta ịdị njikere ya na ikike nke ụgbọ mmiri a dị omimi ịnyagharị ọwa ahụ.
Nke ahụ na-aga ịgbanwe site na ọrụ US Army Corps of Engineers nke malitere na Disemba 11 iji mee ka nkwalite njem ụgbọ mmiri site na ime ka ọwa mbata ọdụ ụgbọ mmiri miri emi.
Igwe mmiri hydraulic ga-eme ka ọwa ụzọ ụzọ 4,500-ụkwụ ga-eru -21 ụkwụ site na omimi ya ugbu a, na-enye ohere enweghị mgbochi maka ụgbọ mmiri na-aga n'oké osimiri, ụgbọ mmiri na ụgbọ mmiri buru ibu na-ebufe Neah Bay n'oge oke mmiri.
A na-atụ anya na USACE ga-ewepụ ihe ruru cubic yad 30,000 nke sedimenti a na-ebubughị ụzọ na ọwa nke a na-atụ anya na ọ ga-ewe ọnwa abụọ iji wuchaa, na-echere ọnọdụ ihu igwe.
"Arụmọrụ a ga-enyere aka hụ na mgbapụta mgbapụta nke dabeere na Neah Bay dị njikere ịzaghachi ihe mberede mmiri n'ụsọ oké osimiri Washington," Rich Doenges, onye isi mpaghara Southwest Region maka Ngalaba Ecology nke Washington kwuru."Anyị chere na ịgbanye ọwa ahụ na-anọchite anya nzọụkwụ dị mkpa iji gbochie mmetụta na gburugburu ụsọ oké osimiri nke steeti anyị ma chekwaa oke osimiri Pacific anyị."
Onye njikwa ọrụ mpaghara Seattle na ọkà mmụta ihe ndị dị ndụ Juliana Houghton kwusiri ike ka ihe a kpụrụ akpụ si bụrụ nke zuru oke maka ijigharị ya na ọ ga-enyere aka wusie osimiri dị nso.
"Anyị ga-edowe ihe bara uru nke adọkasịrị na mpaghara dị n'akụkụ oke osimiri nke chọrọ mmezigharị n'ihi enweghị sediment iyi iyi na-emekarị.,” ka o kwuru."Ebumnobi bụ iweghachi ebe obibi intertidal site na idobe ihe ndị a mịrị amị dị ka nri nri osimiri"
Ịbawanye ọwa ụzọ mbata Neah Bay ga-ebelata ụgwọ ọrụ nzaghachi mberede site na ibelata mkpa ụgbọ mmiri ka ọ nọrọ n'èzí n'ọnụ mmiri n'ime mmiri miri emi n'oge oke mmiri.