【導(dǎo)讀】南寧市青秀區(qū)東葛路與新岸路北一里交匯處地塊壤污染狀況調(diào)查項(xiàng)目負(fù)責(zé)人：唐寅報(bào)告編寫(xiě)人：張吳泳、黃璐、裴彬明、王文營(yíng)審核：覃海麗審定：鄭向明。項(xiàng)目業(yè)主：廣西壯族自治區(qū)土地儲(chǔ)備中心（蓋章）編制單位：中國(guó)檢驗(yàn)認(rèn)證集團(tuán)廣西有限公司（蓋章）電話：傳真：郵編：530029電話：傳真：郵編：530021地址：南寧市青秀區(qū)中新路2號(hào)地址：南寧市青秀區(qū)古城路11號(hào)

　　

【正文】 壤是南寧地區(qū)主要土壤類型之一，經(jīng)踏勘確定項(xiàng)目地塊所處區(qū)域土壤主要為河流沖擊形成，項(xiàng)目地塊及周邊土壤符合赤紅壤特征，因此土壤砷含量的評(píng)價(jià)標(biāo)準(zhǔn)參考《土壤環(huán)境質(zhì)量建設(shè)用地土壤污染風(fēng)險(xiǎn)管控標(biāo)準(zhǔn)（試行）》（GB 366002020）附錄A，詳細(xì)情況見(jiàn)表52：表51建設(shè)用地土壤污染風(fēng)險(xiǎn)篩選值（基本項(xiàng)目）單位：mg/kg序號(hào)污染物項(xiàng)目CAS編號(hào)篩選值第一類用地第二類用地重金屬和無(wú)機(jī)物1砷7440382 20 602鎘7440439 20 653鉻（六價(jià)）18540299 2000 180005鉛7439921 400 8006汞7439976 8 387鎳7440020 150 900揮發(fā)性有機(jī)物8四氯化碳56235 南寧市青秀區(qū)東葛路與新岸路北一里交匯處地塊壤污染狀況調(diào)查 47 序號(hào)污染物項(xiàng)目CAS編號(hào)篩選值第一類用地第二類用地10氯甲烷74873 12 3711 1,1二氯乙烷75343 3 912 1,2二氯乙烷107062 513 1,1二氯乙烯75354 12 6614順1,2二氯乙烯156592 66 59615反1,2二氯乙烯156605 10 5416二氯甲烷75092 94 61617 1,2二氯丙烷78875 1 518 1,1,1,2四氯乙烷630206 1019 1,1,2,2四氯乙烷79345 11 5321 1,1,1三氯乙烷71556 701 84022 1,1,2三氯乙烷79005 1,2,3三氯丙烷96184 26苯71432 1 427氯苯108907 68 27028 1,2二氯苯95501 560 56029 1,4二氯苯106467 2030乙苯100414 2831苯乙烯100425 1290 129032甲苯108883 1200 1200南寧市青秀區(qū)東葛路與新岸路北一里交匯處地塊壤污染狀況調(diào)查 48 序號(hào)污染物項(xiàng)目CAS編號(hào)篩選值第一類用地第二類用地33間二甲苯+對(duì)二甲苯108383106423 163 57034鄰二甲苯95476 222 640半揮發(fā)性有機(jī)物35硝基苯98953 34 7636苯胺62533 92 26037 2氯酚95578 250 225638苯并[a]蒽56553 1539苯并[a]芘50328 [b]熒蒽205992 1541苯并[k]熒蒽207089 55 15142?218019 490 129343二苯并[a,h]蒽53703 [1,2,3cd]芘193395 1545萘91203 25 7046石油烴 826 450047多氯聯(lián)苯 48鈷7440484 20 70南寧市青秀區(qū)東葛路與新岸路北一里交匯處地塊壤污染狀況調(diào)查 49 表52《土壤環(huán)境質(zhì)量建設(shè)用地土壤污染風(fēng)險(xiǎn)管控標(biāo)準(zhǔn)（試行）》（GB366002020）（mg/kg）綿土、簍土、黑壚土、黑土、白漿土、黑鈣土、潮土、綠洲土、磚紅壤、褐土、灰褐土、暗棕壤、棕色針葉林土、灰色森林土、棕鈣土、灰鈣土、灰漠土、灰棕漠土、棕漠土、草甸土、磷質(zhì)石灰土、紫色土、風(fēng)沙土、堿土20水稻土、紅壤、黃壤、黃棕壤、棕壤、栗鈣土、沼澤土、鹽土、黑氈土、草氈土、巴嘎土、莎嘎土、高山漠土、寒漠土40赤紅壤、燥紅土、石灰（巖）土60地塊周邊建設(shè)項(xiàng)目眾多，對(duì)照點(diǎn)需要避免外來(lái)土壤的干擾。因前期選取的對(duì)照點(diǎn)被臨近項(xiàng)目施工掩埋，因此補(bǔ)充采樣階段需重新選取對(duì)照點(diǎn)。項(xiàng)目地塊外東面施工開(kāi)挖山體，露出高約10米的山體剖面，其檢測(cè)結(jié)果可以作為地塊所在區(qū)域土壤的參考，因此最終項(xiàng)目地塊鈷含量背景以該補(bǔ)充采樣對(duì)照點(diǎn)的鈷含量為參考?！兜叵滤|(zhì)量標(biāo)準(zhǔn)》(GB/T 148482020)中Ⅲ類水標(biāo)準(zhǔn)值作為地下水污染物及pH值是否超標(biāo)的判斷依據(jù)。地下水水質(zhì)標(biāo)準(zhǔn)見(jiàn)表53所列值。表53《地下水質(zhì)量標(biāo)準(zhǔn)》（GB/T 148482020）Ⅲ類標(biāo)準(zhǔn)限值單位：mg/L序號(hào)指標(biāo)限值序號(hào)指標(biāo)限值1 pH值69 11鉻（六價(jià)）≤（MPN/100ml或CFU100ml）≤3 12鉛≤≤450 13多氯聯(lián)苯≤≤ 14石油類南寧市青秀區(qū)東葛路與新岸路北一里交匯處地塊壤污染狀況調(diào)查 50 序號(hào)指標(biāo)限值序號(hào)指標(biāo)限值5砷≤ 15鐵≤≤ 16鈉≤2020錳≤ 17鈷≤≤ 18鎳≤≤ 19汞≤≤ 《地表水環(huán)境質(zhì)量標(biāo)準(zhǔn)》(GB 38382002)中Ⅲ類水標(biāo)準(zhǔn)值，作為地表水是否超標(biāo)的判斷依據(jù)。地表水水質(zhì)標(biāo)準(zhǔn)見(jiàn)表54所列值。表54地表水評(píng)價(jià)標(biāo)準(zhǔn)序號(hào)指標(biāo)限值序號(hào)指標(biāo)限值1水溫 10汞≤ pH值6~9 11鎘≤≥5 12鉻（六價(jià)）≤≤6 13氰化物≤≤20 14揮發(fā)酚≤≤4 15石油類≤7氨氮（NH3N）≤ 16陰離子表面活性劑≤≤ 17硫化物≤≤ 18糞大腸菌群≤10000南寧市青秀區(qū)東葛路與新岸路北一里交匯處地塊壤污染狀況調(diào)查 51 .（cm）pH（無(wú)量綱）鈷（mg/kg）砷（mg/kg）鎘（mg/kg）鉻（六價(jià)）（mg/kg）銅（mg/kg）鉛（mg/kg）汞（mg/kg）鎳（mg/kg）T1土壤監(jiān)測(cè)點(diǎn)位1 020 ND 13 19T21土壤監(jiān)測(cè)點(diǎn)位2 020 ND 7 2T22土壤監(jiān)測(cè)點(diǎn)位2 2046 ND 43 5T23土壤監(jiān)測(cè)點(diǎn)位2 46130 ND 28 14T24土壤監(jiān)測(cè)點(diǎn)位2 130188 ND 24 21T3土壤監(jiān)測(cè)點(diǎn)位3 020 ND 33 61T41土壤監(jiān)測(cè)點(diǎn)位4 090 ND 12 10T42土壤監(jiān)測(cè)點(diǎn)位4 90170 ND 13 9T43土壤監(jiān)測(cè)點(diǎn)位4 170220 ND 16 13T51土壤監(jiān)測(cè)點(diǎn)位5 0100 ND 12 10南寧市青秀區(qū)東葛路與新岸路北一里交匯處地塊壤污染狀況調(diào)查 52 樣品編號(hào)點(diǎn)位名稱采樣深度（cm）pH（無(wú)量綱）鈷（mg/kg）砷（mg/kg）鎘（mg/kg）鉻（六價(jià)）（mg/kg）銅（mg/kg）鉛（mg/kg）汞（mg/kg）鎳（mg/kg）T52土壤監(jiān)測(cè)點(diǎn)位5 100160 ND 5 4T53土壤監(jiān)測(cè)點(diǎn)位5 160230 ND 4 3T54土壤監(jiān)測(cè)點(diǎn)位5 230300 ND 7 3T55土壤監(jiān)測(cè)點(diǎn)位5 230300 ND 7 12T61土壤監(jiān)測(cè)點(diǎn)位6 040 ND 18 6T62土壤監(jiān)測(cè)點(diǎn)位6 040 ND 16 5T7土壤對(duì)照點(diǎn)020 ND 13 10DZ1補(bǔ)充對(duì)照點(diǎn)表層50 DZ2補(bǔ)充對(duì)照點(diǎn)第2層300 DZ3補(bǔ)充對(duì)照點(diǎn)第3層450 DZ4補(bǔ)充對(duì)照點(diǎn)第4層650 DZ5補(bǔ)充對(duì)照點(diǎn)第5層850 ST11補(bǔ)充土壤監(jiān)測(cè)點(diǎn)1上層20 ST12補(bǔ)充土壤監(jiān)測(cè)點(diǎn)1下層50 南寧市青秀區(qū)東葛路與新岸路北一里交匯處地塊壤污染狀況調(diào)查 53 樣品編號(hào)點(diǎn)位名稱采樣深度（cm）pH（無(wú)量綱）鈷（mg/kg）砷（mg/kg）鎘（mg/kg）鉻（六價(jià)）（mg/kg）銅（mg/kg）鉛（mg/kg）汞（mg/kg）鎳（mg/kg）ST21補(bǔ)充土壤監(jiān)測(cè)點(diǎn)2上層20 ST22補(bǔ)充土壤監(jiān)測(cè)點(diǎn)2下層50 ST31補(bǔ)充土壤監(jiān)測(cè)點(diǎn)3上層20 ST32補(bǔ)充土壤監(jiān)測(cè)點(diǎn)3下層50 GB 366002020中第一類用地篩選值 20 20 20 2000 400 8 150評(píng)價(jià) 背景偏高不超過(guò)背景值達(dá)標(biāo)達(dá)標(biāo)達(dá)標(biāo)達(dá)標(biāo)達(dá)標(biāo)達(dá)標(biāo)南寧市青秀區(qū)東葛路與新岸路北一里交匯處地塊壤污染狀況調(diào)查 54 表56土壤揮發(fā)性有機(jī)物檢測(cè)結(jié)果統(tǒng)計(jì)表（1）樣品編號(hào)點(diǎn)位名稱采樣深度（cm）氯甲烷氯乙烯1,1二氯乙烯二氯甲烷反式1,2二氯乙烯1,1二氯乙烷順式1,2二氯乙烯氯仿1,1,1三氯乙烷μg/kg μg/kg μg/kg μg/kg μg/kg μg/kg μg/kg μg/kg μg/kg573t191107D02 T7 —— ND ND ND ND ND ND ND ND573t191107D03 T7 —— ND ND ND ND ND ND ND ND573t191107D0101 T7 020 ND ND ND ND ND ND ND ND573t191107D0102 T7 020 ND ND ND ND ND ND ND ND573t191107D0103 T7 020 ND ND ND ND ND ND ND ND573t191110B06 T2 —— ND ND ND ND ND ND ND ND573t191110B07 T2 —— ND ND ND ND ND ND ND ND573t191110B0101 T2 020 ND ND ND ND ND ND ND ND573t191110B0102 T2 020 ND ND ND ND ND ND ND573t191110B0103 T2 020 ND ND ND ND ND ND ND ND ND573t191110B0201 T2 2046 ND ND ND ND ND ND ND ND573t191110B0202 T2 2046 ND ND ND ND ND ND ND573t191110B0203 T2 2046 ND ND ND ND ND ND ND573t191110B0301 T2 46130 ND ND ND ND ND ND ND573t191110B0302 T2 46130 ND ND ND ND ND ND ND ND南寧市青秀區(qū)東葛路與新岸路北一里交匯處地塊壤污染狀況調(diào)查 55 樣品編號(hào)點(diǎn)位名稱采樣深度（cm）氯甲烷氯乙烯1,1二氯乙烯二氯甲烷反式1,2二氯乙烯1,1二氯乙烷順式1,2二氯乙烯氯仿1,1,1三氯乙烷μg/kg μg/kg μg/kg μg/kg μg/kg μg/kg μg/kg μg/kg μg/kg573t191110B0303 T2 46130 ND ND ND ND ND ND ND ND573t191110B0401 T2 130188 ND ND ND ND ND ND ND ND573t191110B0402 T2 130188 ND ND ND ND ND ND ND573t191110B0403 T2 130188 ND ND ND ND ND ND ND573t191111F05 T4 —— ND ND ND ND ND ND ND ND573t191111F06 T4 —— ND ND ND ND ND ND ND ND573t191111F0101 T4 090 ND ND ND ND ND ND573t191111F0102 T4 090 ND ND ND ND ND ND ND573t191111F0103 T4 090 ND ND ND ND ND ND ND ND573t191111F0201 T4 90170 ND ND ND ND ND ND ND573t191111F0202 T4 90170 ND ND ND ND ND ND ND ND573t191111F0203 T4 90170 ND ND ND ND ND ND ND ND573t191111F0301 T4 170220 ND ND ND ND ND ND ND ND573t191111F0302 T4 170220 ND ND ND ND ND ND ND ND573t191111F0303 T4 170220 ND ND ND ND ND ND ND ND—檢出限—— 南寧市青秀區(qū)東葛路與新岸路北一里交匯處地塊壤污染狀況調(diào)查 56 樣品編號(hào)點(diǎn)位名稱采樣深度（cm）氯甲烷氯乙烯1,1二氯乙烯二氯甲烷反式1,2二氯乙烯1,1二氯乙烷順式1,2二氯乙烯氯仿1,1,1三氯乙烷μg/kg μg/kg μg/kg μg/kg μg/kg μg/kg μg/kg μg/kg μg/kg GB 366002020中第一類用地篩選值 12 12 94 10 3 66 701評(píng)價(jià)達(dá)標(biāo)達(dá)標(biāo)達(dá)標(biāo)達(dá)標(biāo)達(dá)標(biāo)達(dá)標(biāo)達(dá)標(biāo)達(dá)標(biāo)達(dá)標(biāo)表56土壤揮發(fā)性有機(jī)物檢測(cè)結(jié)果統(tǒng)計(jì)表（2）樣品編號(hào)點(diǎn)位名稱采樣深度（cm）四氯化碳苯1,2二氯乙烷三氯乙烯1,2二氯丙烷甲苯1,1,2三氯乙烷四氯乙烯氯苯μg/kg μg/kg μg/kg μg/kg μg/kg μg/kg μg/kg μg/kg μg/kg573t191107D02 T7 —— ND ND ND ND ND ND ND ND ND573t191107D03 T7 —— ND ND ND ND ND ND ND ND ND573t191107D0101 T7 020 ND ND ND ND ND ND ND ND ND573t191107D0102 T7 020 ND ND ND ND ND ND ND ND ND573t191107D0103 T7 020 ND ND ND ND ND ND ND ND ND573t191110B06 T2 —— ND ND ND ND ND ND ND ND ND573t191110B07 T2 —— ND ND ND ND ND ND ND ND ND573t19111