陜(shan)西合陽徐水河(he)國家濕地公(gong)(gong)園橫貫縣境北(bei)(bei)部(bu),為黃(huang)(huang)河(he)晉陜(shan)段南(nan)北(bei)(bei)向寬(kuan)闊河(he)谷右(you)岸黃(huang)(huang)河(he)一(yi)級支流,西北(bei)(bei)起渭(wei)北(bei)(bei)黃(huang)(huang)土高原黃(huang)(huang)龍山系的(de)皇甫(fu)莊林場上馬西,東南(nan)至百良鎮(zhen)岔峪口,與(yu)陜(shan)西黃(huang)(huang)河(he)濕地省(sheng)級自然保(bao)(bao)護區(qu)(qu)相接,全長36.4公(gong)(gong)里(li),總面(mian)積(ji)(ji)(ji)1386公(gong)(gong)頃(qing)。濕地公(gong)(gong)園共分為五個(ge)功能區(qu)(qu):保(bao)(bao)護保(bao)(bao)育區(qu)(qu),面(mian)積(ji)(ji)(ji)1075公(gong)(gong)頃(qing);恢(hui)復(fu)重建(jian)區(qu)(qu),面(mian)積(ji)(ji)(ji)156公(gong)(gong)頃(qing);宣教展示區(qu)(qu),面(mian)積(ji)(ji)(ji)40公(gong)(gong)頃(qing);合理利用區(qu)(qu),面(mian)積(ji)(ji)(ji)100公(gong)(gong)頃(qing);管(guan)理服(fu)務區(qu)(qu),面(mian)積(ji)(ji)(ji)15公(gong)(gong)頃(qing)。保(bao)(bao)護保(bao)(bao)育區(qu)(qu)和恢(hui)復(fu)重建(jian)區(qu)(qu)占總面(mian)積(ji)(ji)(ji)的(de)88.8%。
濕(shi)(shi)地(di)(di)公園共(gong)分五個功能(neng)區(qu):保(bao)護保(bao)育區(qu)西(xi)(xi)(xi)北起(qi)皇甫(fu)莊林場(chang)的上馬西(xi)(xi)(xi),南至(zhi)(zhi)百(bai)(bai)良(liang)(liang)(liang)(liang)鎮(zhen)(zhen)百(bai)(bai)良(liang)(liang)(liang)(liang)水庫壩頂(ding),面(mian)積(ji)(ji)1075公頃,這是濕(shi)(shi)地(di)(di)公園的核心(xin)和(he)(he)生(sheng)態基質。恢(hui)復重(zhong)建區(qu)西(xi)(xi)(xi)起(qi)百(bai)(bai)良(liang)(liang)(liang)(liang)鎮(zhen)(zhen)百(bai)(bai)良(liang)(liang)(liang)(liang)水庫壩頂(ding),東(dong)至(zhi)(zhi)百(bai)(bai)良(liang)(liang)(liang)(liang)鎮(zhen)(zhen)上黨(dang)(dang)河村(cun),面(mian)積(ji)(ji)156公頃,以恢(hui)復和(he)(he)重(zhong)建完整濕(shi)(shi)地(di)(di)生(sheng)態系統(tong)為主(zhu),著力建設良(liang)(liang)(liang)(liang)好(hao)的生(sheng)態廊道,宣教展示區(qu)西(xi)(xi)(xi)起(qi)百(bai)(bai)良(liang)(liang)(liang)(liang)鎮(zhen)(zhen)上黨(dang)(dang)河村(cun),東(dong)至(zhi)(zhi)百(bai)(bai)良(liang)(liang)(liang)(liang)鎮(zhen)(zhen)郭(guo)家河村(cun),面(mian)積(ji)(ji)40公頃,以典型河流濕(shi)(shi)地(di)(di)、庫塘濕(shi)(shi)地(di)(di)為載體(ti),主(zhu)要向游客展示濕(shi)(shi)地(di)(di)科(ke)普知識。合(he)理利用區(qu)西(xi)(xi)(xi)起(qi)百(bai)(bai)良(liang)(liang)(liang)(liang)鎮(zhen)(zhen)郭(guo)家河村(cun),東(dong)至(zhi)(zhi)岔峪口,面(mian)積(ji)(ji)100公頃,以保(bao)護為前提,彰(zhang)顯(xian)濕(shi)(shi)地(di)(di)文化,著力打造(zao)黃河之濱休閑濕(shi)(shi)地(di)(di)。管理服(fu)務(wu)區(qu)面(mian)積(ji)(ji)15公頃,主(zhu)要履行管理和(he)(he)服(fu)務(wu)職能(neng)。
陜(shan)西合陽徐水河國(guo)家濕地公(gong)園的建設,對(dui)于(yu)(yu)打造西北(bei)地區(qu)具有(you)代表性(xing)半干旱區(qu)河流型國(guo)家濕地公(gong)園示范,對(dui)于(yu)(yu)保護黃河濕地生物多樣(yang)性(xing)、強化陜(shan)西省濕地保護體系、維系黃河水生態(tai)安(an)全有(you)著重要意義。