A.一級(jí)項(xiàng)目,項(xiàng)目場(chǎng)地上游和兩側(cè)水質(zhì)監(jiān)測(cè)點(diǎn)各不得少于1個(gè)點(diǎn)/層,項(xiàng)目場(chǎng)地及其下游影響區(qū)的地下水水質(zhì)監(jiān)測(cè)點(diǎn)不得少于3個(gè)點(diǎn)/層
B.二級(jí)項(xiàng)目,項(xiàng)目場(chǎng)地上游和兩側(cè)水質(zhì)監(jiān)測(cè)點(diǎn)各不得少于1個(gè)點(diǎn)/層,項(xiàng)目場(chǎng)地及其下游影響區(qū)的地下水水質(zhì)監(jiān)測(cè)點(diǎn)不得少于3個(gè)點(diǎn)/層
C.三級(jí)項(xiàng)目,項(xiàng)目場(chǎng)地上游水質(zhì)監(jiān)測(cè)點(diǎn)不得少于1個(gè)點(diǎn)/層,項(xiàng)目場(chǎng)地及其下游影響區(qū)的地下水水質(zhì)監(jiān)測(cè)點(diǎn)不得少于2個(gè)點(diǎn)/層
D.三級(jí)項(xiàng)目,評(píng)價(jià)區(qū)面積大于50km2時(shí),每增加30km2水質(zhì)監(jiān)測(cè)點(diǎn)應(yīng)至少增加1個(gè)點(diǎn)/層