diff --git a/apps/st/src/entities/statistics/model/statistics-total/statistics-sewerage-industry-interface.ts b/apps/st/src/entities/statistics/model/statistics-total/statistics-sewerage-industry-interface.ts
new file mode 100644
index 000000000..dd3803817
--- /dev/null
+++ b/apps/st/src/entities/statistics/model/statistics-total/statistics-sewerage-industry-interface.ts
@@ -0,0 +1,114 @@
+
+/** 12. 하수및분뇨관리사업 공통 검색 파라미터 DTO 규격 */
+export interface SewerageIndustry {
+    ctpvNm?: string;
+    sggNm?: string;
+    statsYr?: string;
+    sewerBzmnCd?: string;
+    rowDataYn?: boolean;
+    summaryYn?: boolean;
+    summaryYearCnt?: number;
+}
+
+/** [TAB1] 공공기관 하수분야 응답 DTO */
+export interface PublicSewageStaffTotalItem {
+    statsYr: string;
+    ctpvNm: string;
+    sggNm: string | null;
+    admdstNm: string;
+    admdstCd: string;
+    rowType: string;
+    ognzNm: string;
+    empGrssCnt: number;
+    pbadmsNope: number;
+    techWholNope: number;
+    engrkCnt: number;
+    mchnCnt: number;
+    prvtmCnt: number;
+    chmengCnt: number;
+    envCnt: number;
+    enjbEtcCnt: number;
+    etcCnt: number;
+}
+
+/** [TAB1] 공공기관 하수분야 응답 DTO */
+export interface PublicSewageStaffTab1Response {
+    status: string;
+    message?: string;
+    data: PublicSewageStaffTotalItem[];
+}
+
+
+/** [TAB2] 공공기관 분뇨분야 응답 DTO */
+export interface PublicHumanWasteStaffTotalItem{
+      statsYr: string;
+    ctpvNm: string;
+    sggNm: string | null;
+    admdstNm: string;
+    admdstCd: string;
+    rowType: string;
+    ognzNm: string;
+    empGrssCnt: number;
+    pbadmsNope: number;
+    techWholNope: number;
+    engrkCnt: number;
+    mchnCnt: number;
+    prvtmCnt: number;
+    chmengCnt: number;
+    envCnt: number;
+    enjbEtcCnt: number;
+    etcCnt: number;
+}
+
+
+export interface PublicHumanWasteStaffTab2Response {
+    status: string;
+    message?: string;
+    data: PublicHumanWasteStaffTotalItem[];
+}
+
+
+/** [TAB3] 분뇨수집 .운반업 응답 DTO */
+export interface HumanWasteCollectionOperItem {
+    statsYr: string;
+    ctpvNm: string;
+    sggNm: string;
+    admdstNm: string;
+    admdstCd: string;
+    rowType: string;
+    bzentyCnt: number;
+    empNope: number;
+    fcltSecrPrstCnt: number;
+    n3TonUdrCnt: number;
+    n4TonUdrCnt: number;
+    n8TonUdrCnt: number;
+    etcCnt: number;
+    clctCnvncPrfmncQnt: number;
+}
+
+export interface HumanWasteCollectionTab3Response {
+    status: string;
+    message?: string;
+    data: HumanWasteCollectionOperItem[];
+}
+
+export interface IndividualSewageRelBusinessItem {
+    statsYr: string;
+    ctpvNm: string;
+    sggNm: string;
+    admdstNm: string;
+    admdstCd: string;
+    rowType: string;
+    designMdsrCnt: number;
+    designMdsrNope: number;
+    mfbizCnt: number;
+    mfbizMdsrNope: number;
+    mngCnt: number;
+    mngMdsrNope: number;
+}
+
+export interface IndividualSewageTab4Response {
+    status: string;
+    message?: string;
+    data: IndividualSewageRelBusinessItem[];
+}
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