Hlokomela litlhapi tse tsoang matšeng le linokeng, li na le PFAS. Sena ke ntho e kang alamo e hlahisitsoeng ke Lefapha la Tlhaho ea Lintho tsa Tlhaho (DNR) ea Wisconsin le ea ba Litšebeletso tsa Bophelo (DHS) ba ntšitseng tlhokomeliso e ncha e lekanyetsang ts'ebeliso ea litlhapi.
Ho ipapisitsoe le liphetho tsa mohlala oa morao-rao, DNR le DHS li khothaletsa baahi ho lekanyetsa litlhapi tse ngata kamoo ho ka khonehang ho tsoa linokeng le matšeng a litereke tsa Dane le Rock. Metsi ana a kenyelletsa Wingra Creek, Starkweather Creek, Letša la Monona, Letša la Waubesa, Letša la Upper le Lower Mud, Letša la Kegonsa le Noka ea Yahara e tlase nokeng moo e kopanang le Rock Rock.
Ka ho khetheha, mekhatlo e 'meli ea mmuso e khothaletsa ho se je hanngoe ka khoeli ea crappie, largemouth bass, trout, pike leboea le walleye ho tsoa metsing ao. Bakeng sa mefuta e meng, ts'ebeliso e ne e lekantsoe hanngoe ka beke.
Disampole li bontšitse maemo a phahameng a perfluorooctane sulfonate, kapa PFOS, mefuteng e fapaneng ea litlhapi tse bokelletsoeng matšeng a Monona, Kegonsa le Waubesa. K'hemik'hale ke e 'ngoe ea li-PFAS tse ithutoang haholo,' me e tsejoa e le eona e ipokellelang mefuta e mengata. Maemo a PFOS a ka hare ho litlhapi a ne a tloha likarolong tse 16,9 ho ea ho tse limilione tse likete ho isa ho likarolo tse 72,4 ka limilione tse likete, ho latela lintlha tse fanoeng ke DNR. Litlhapi tse ling, joalo ka li-bass tse kholo, li ne li na le likarolo tse ka bang 180 tsa limilione tse sekete.
Hopola hore PFAS ke sehlopha sa lik'hemik'hale tse entsoeng ke motho tse sebelisitsoeng lihlahisoa tse ngata ka mashome a lilemo, ho kenyeletsoa li-cookware tse sa sebeliseng lithupa, li-wrappers tsa lijo tse potlakileng, lijana tsa lijo, tafole ea polasetiki, li-spray tse sa thibeleng mabala le mefuta e meng ea foam e loantšang mollo . Lintho tsena tse silafatsang li kene tikolohong ka litsela tse fapaneng, ho kenyeletsoa le ho qhalana ha thepa e nang le PFAS, ho ntša metsi a litšila a nang le PFAS litsing tsa kalafo, le ts'ebeliso ea mefuta e meng ea likhopo tse loantšang mollo. DNR e hlalosa seo
bo-rasaense ba ntse ba ithuta ka litlamorao tsa bophelo bo botle. Palo e kholo ea lithuto tsa batho e shebile likamano tse ka bang teng lipakeng tsa maemo a PFAS maling le litlamorao tse mpe tsa bophelo bo botle ho batho. Leha ho le joalo, boholo ba tsona Thuto ho hlahlobiloe palo e nyane ea lik'hemik'hale mme ha se PFAS kaofela e nang le litlamorao tse tšoanang. Phuputso ena e fana ka maikutlo a hore maemo a phahameng a PFAS a mang a ka eketsa maemo a k'holeseterole, a fokotsa ts'ebetso ea liente, mme a fokotsa tsoalo ho basali, hara ba bang.
Mohlala oa metsi a kaholimo le litlhapi tse tsoang mokhatlong oa Yahara ke karolo ea mohato o pharalletseng oa DNR ho utloisisa hamolemo PFAS tikolohong ea Wisconsin.
Ho 2019, mehlala ea metsi a holim'a metsi e ile ea bokelloa ho tsoa Starkweather Creek le Lake Monona, tseo ka bobeli li neng li silafalitsoe ke lintho tsena. Mehlala ea lisele tsa tlhapi le eona e nkuoe ho tsoa Starkweather Creek le Letšeng la Monona tse bonts'itseng maemo a phahameng a PFOS, e lebisitseng tlhokomelong ea ts'ebeliso e fanoeng ke DNR le DHS pejana selemong se fetileng ka Pherekhong 2020 bakeng sa litlhapi tse tšoasitsoeng libakeng tseo.
Ka bomalimabe, ena hase ntho e ncha. Ke kahoo naha ea Wisconsin e matlafatsang taolo. Ho fanoe ka $ 20 milione bakeng sa ho lekola le ho etsa liteko tsa PFAS empa hape le ho fana ka thuso le lisebelisoa ho sechaba sa lehae se anngoeng ke ts'ilafalo ena e tšabehang.
Bala lingoliloeng tsa rona ho PFAS
Mehloli ea litšupiso: Lefapha la Lihloliloeng tsa Wisconsin le Lefapha la Bophelo la Wisconsin
BALA hape:
- PFAS ka li-tableware tse ka sebelisoang li-canteens, empa eseng ho Mater-Bi: Novamont oa tiisa
- Pfas e na liphuleng tsa Great Lakes tsa Amerika: likotsi tsa bophelo bo botle
- Pfas e boetse e le manyolo a ntlo a likhoerekhoere a likhoerekhoere, thuto
- Pfas ka lebese la matsoele: boithuto bo bocha bo bonts'a ts'ilafalo e akaretsang ebile e tšoenya haholo
