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Environmental Management System Certificate

GA-2016/0281

AENOR certifies that the organization

ACQUE DI CALTANISSETTA S.P.A.

has an environmental management system in accordance to the ISO 14001:2015 Standard

for the activities: Full management of the water cycle: A) adduction (intake, non treated water transport, drinking water treatment and storage), drinking water supply (distribution, control and execution of pipe connections and drinking water quality control - B) routine analyses and verification analyses -), C) waste water sanitation (sewerage system and wastewater treatment facilities) and D) customer management through commercial offices. E) Determination of microbiological and physicochemical criteria in drinking water and wastewater). F) Execution of hydraulic infrastructure works: supply, intake and treatment facilities. (Sectors IAF: 27 - 28 - 34)

which is/are carried out in: SEE ADDRESSES SPECIFIED IN ANNEX

First issued on: 2016-12-29 Last issued: 2019-12-29 Validity date: 2022-12-29

Rafael GARCÍA MEIRO Chief Executive Officer

AENOR INTERNACIONAL S.A.U. Génova, 6. 28004 Madrid. España Tel. 91 432 60 00.- www.aenor.com

AENOR Italia Corso Trapani, 16. 10139 Torino - www.aenoritalia.com

Environmental Management System Certificate

GA-2016/0281

Annex to Certificate

Establishments: A-B-C-D-E-F) Sede Centrale CORSO VITTORIO EMANUELE, 61. 93100 - CALTANISSETTA (Italia) D-F) Ufficio VIA CARTESIO, 12. 93012 - GELA (CALTANISSETTA - Italia) D) Ufficio PIAZZA DELLA REPUBBLICA - PALAZZO DELLA REPUBBLICA. 93014 - MUSSOMELI (CALTANISSETTA - Italia) C) CONTRADA MONACO ARENELLA. 93018 - SANTA CATERINA VILLARMOSA (CALTANISSETTA - Italia) C) CONTRADA MARGIO. 93016 - RIESI (CALTANISSETTA - Italia) C) C.DA MINNELLI-CHIMERA . 93013 - MAZZARINO (CALTANISSETTA - Italia) C) C.DA MACCHITELLI . 93012 - GELA (CALTANISSETTA - Italia) C) E) C.DA CAMMARELLA. 93100 - SAN CATALDO (CALTANISSETTA - Italia) C) C.DA MINTINA SNC. 93010 - SERRADIFALCO (CALTANISSETTA - Italia) E) VIA MONTE SAN GIULIANO SN. 93100 - CALTANISSETTA (CL - Italia)

First issued on: 2016-12-29 Last issued: 2019-12-29 Validity date: 2022-12-29

Rafael GARCÍA MEIRO Chief Executive Officer

AENOR INTERNACIONAL S.A.U. Génova, 6. 28004 Madrid. España Tel. 91 432 60 00.- www.aenor.com

AENOR Italia Corso Trapani, 16. 10139 Torino - www.aenoritalia.com