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Decentralized Wastewater Treatment: A Sensible Solution

Kugadziriswa kwemvura yetsvina kunosanganisira nzira dzakasiyana dzekuunganidza, kurapwa, uye kuparadzira / kushandiswazve kwemvura yetsvina yekugara kwevanhu, maindasitiri kana masangano, mapoka edzimba kana mabhizinesi, nenharaunda dzese.Kuongororwa kwemamiriro ezvinhu epasaiti anoitwa kuti aone mhando yakakodzera yehurongwa hwekurapa kune imwe neimwe nzvimbo.Aya masisitimu chikamu chezvivakwa zvechigarire uye anogona kutariswa sezvivakwa zvakazvimirira kana kubatanidzwa nepakati pesewage system.Ivo vanopa huwandu hwesarudzo dzekurapa kubva nyore, kungoita kurapa nekupararira kwevhu, kunowanzo kunzi septic kana onsite masisitimu, kune yakaoma uye nemichina nzira dzakadai seyepamusoro ekurapa mayuniti anounganidza nekubata tsvina kubva kune akawanda zvivakwa uye kuburitsa kune chero pamusoro pemvura. kana ivhu.Iwo anowanzo kuisirwa panzvimbo kana padyo nenzvimbo inogadzirwa mvura yetsvina.Masisitimu anobuda pamusoro (mvura kana ivhu) anoda mvumo yeNational Pollutant Discharge Elimination System (NPDES).

Aya masisitimu anogona:

• Kushanda pazvikero zvakasiyana-siyana zvinosanganisira dzimba dzekugara, mabhizinesi, kana nharaunda diki;

• Chengetedza mvura yakaraswa kusvika padanho rekudzivirira hutano hweveruzhinji uye kunaka kwemvura;

• Kutevedzera mitemo yekanzuru neyenyika;uye

• Shanda zvakanaka mumaruwa, madhorobha nemadhorobha.

SEI AKADZIDZWA KURAPA MVURA YASINA?

Decentralized tsvina yekuchenesa inogona kuve yakangwara imwe nzira yenharaunda inofunga masisitimu matsva kana kugadzirisa, kutsiva, kana kuwedzera nzira dziripo dzekuchenesa mvura.Kunharaunda zhinji, kurapa kwenzvimbo kunogona kuve:

• Inodhura uye ine mari

• Kunzvenga mari huru

• Kuderedza kushandiswa uye kugadzirisa mari

• Kukurudzira bhizimisi nemikana yebasa

• Yakasvibira uye inochengetedza

• Kubatsira kunaka kwemvura uye kuwanikwa

• Kushandisa simba nenyika zvine hungwaru

• Kupindura pakukura uchichengetedza nzvimbo yakasvibira

• Yakachengeteka mukuchengetedza zvakatipoteredza, utano hweveruzhinji, uye kunaka kwemvura

• Kuchengetedza hutano hwenharaunda

• Kuderedza zvinosvibisa zvakajairwa, zvinovaka muviri, uye zvinosvibisa zviri kubuda

• Kuderedza kusvibiswa uye njodzi dzehutano dzine chokuita nemvura yetsvina

ZVINOKOSHA

Decentralized tsvina yekuchenesa inogona kuve mhinduro ine musoro kunharaunda dzechero saizi uye huwandu hwevanhu.Kufanana nechero imwe hurongwa, masisitimu akasarudzika anofanirwa kugadzirwa nemazvo, kuchengetedzwa, uye kushandiswa kuti ape mabhenefiti akakwana.Kwavakatsunga kuve vakakwana, masisitimu akaiswa matunhu anobatsira nharaunda kusvika padanho repamusoro rekuchengetedza: zvakanaka kune zvakatipoteredza, zvakanakira hupfumi, uye zvakanakira vanhu.

KWAIBASA

Loudoun County, VA

Loudoun Mvura, muLoudoun County, Virginia (a Washington, DC, suburb), yatora nzira yakabatana yekutonga kwemvura yetsvina iyo inosanganisira kutengwa kwenzvimbo kubva kune imwe nzvimbo chirimwa, setiraiti mvura yekudzoreredza nzvimbo, uye akati wandei madiki, enharaunda masumbu masisitimu.Nzira yacho yakabvumira dunhu kuchengetedza hunhu hwayo hwekumaruwa uye yakagadzira hurongwa umo kukura kunobhadhara kukura.Vagadziri vanogadzira nekuvaka zvivakwa zvetsvina zvemasumbu kuLoudoun Mvura zviyero nemutengo wavo uye kuendesa muridzi weiyo system kuLoudoun Mvura yekuenderera mberi nekugadzirisa.Chirongwa ichi chinozvitsigira nemari kuburikidza nemitengo inovhara mari.Kuti uwane rumwe ruzivo:http://www.loudounwater.org/

Rutherford County, TN

Consolidated Utility District (CUD) yeRutherford County, Tennessee, inopa masevhisi esuweji kune vazhinji vevatengi vayo vari kunze kuburikidza nehurongwa hutsva.Sisitimu iri kushandiswa inowanzonzi septic tank effluent pumping (STEP) system iyo ine 50 subdivision yetsvina masisitimu, ese ane STEP system, recirculating jecha sefa, uye hombe effluent drip dispersal system.Ese masisitimu ndeaya uye anotungamirwa neRutherford County CUD.Iyo sisitimu inobvumira kukwirisa density kusimudzira (zvikamu) munzvimbo dzedunhu umo seweji yeguta isingawanikwe kana mhando dzevhu dzisingaenderane neyakajairwa septic tank uye mitsetse yemumunda.Iyo 1,500-gallon septic tank inoshongedzerwa nepombi uye control panel iri panzvimbo yega yega yekugara yekudzora kubuda kwetsvina kune yepakati pekuunganidza mvura yetsvina.Kuti uwane rumwe ruzivo: http://www.cudrc.com/Departments/Waste-Water.aspx

Chinyorwa chakaburitswa kubva: https://www.epa.gov/sites/production/files/2015-06/documents/mou-intro-paper-081712-pdf-adobe-acrobat-pro.pdf


Nguva yekutumira: Kubvumbi-01-2021