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Contact Info
 

Call Center 1442

+968 22639636 or +968 22638268

info@owwsc.nama.om

Bosher, Beside Panorama mall,

Muscat, Sultanate of Oman

Sunday - Thursday, 7:30 am - 2:30pm,

Friday & Saturday - CLOSED

معلومات الاتصال
 

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بوشر بجوار بانوراما مول

مسقط، سلطنة عمان

الأحد - الخميس، ٧:٣٠ صباحًا ٢:٣٠ ظهرًا

الجمعة والسبت - مغلق

 

Tender Number Tender Title Floated Date Action
T/2551966/2023 Providing of Sewage Tankers for Jibroo (Muscat Goverbarate) STP Sewage Removal for 3 years 11/30/2023
T/2551967/2023 Transporting, Distributing, and uploading of (318.18 M3/day) of Water from TFS in AL Wajajah to TFS Al Fay Village for 2 years 11/30/2023
T/2513938/2023 Design, supply, install and commission a centralized Odor Control System (OCU) at Sur STP 10/23/2023
T/2524940/2023 Transporting and Uploading of (116 m3/day) of drinking water from Al Jarda Tankers Filling Station to Mazraa Al Soos & Miss Reservoirs at Al-Sharqiyah North Governorate 10/23/2023
T/2480932/2023 Call Off Contract for Supply of Laboratory Chemicals for Nama Water Services Laboratories for 3 years 10/23/2023
T/2523940/2023 Transporting and Uploading of (250-500 m3/day) of drinking water from Al Khashba TFS to Al Washehi reservoir and from Al Jarda TFS to Al Rubkah network reservoirs in North Sharqiyah Governorate 10/23/2023
T/2521939/2023 Transporting and Uploading of (227 m3/day) of drinking water from the Tankers Filling Station Al-Jarda in Al-Mudhaibi to the Tankers Filling Station Al-Rahba in Bidbid in A’Dakhiliya Governorate 10/23/2023
T/ 2515934/2023 Consultancy Services Supervision for Construction of Sewer Networks for C13 Package 3 B and C13 Package 3 C&D in A’Seeb Wilayat 10/10/2023
T/2493928/2023 Construction of Water Distribution Network in Hay Al Urfan & Al Ghubrah South at Bausher Wilayat 10/10/2023
T/2517935/2023 Consultancy Services for Design of Water Distribution Networks in Liwa and Shinas Wilayat 10/10/2023
T/2495938/2023 PEST Control for Sewage Treatment Plants, Pumping Stations, TE Chambers and Sewer Manholes for Muscat Governorate 9/21/2023
T/2495935/2023 Provision of Services of Hydraulic Expert and Engineers 9/21/2023
T/2487928/2023 Development of Internal Mobile App & Chatbot 9/21/2023
T/2497934/2023 Expert Support Services for SCADA Systems 9/21/2023
T/2481928/2023 Data Discovery and Classification Solution 9/21/2023
T/2484928/2023 Supply, Installation, and commissioning of Emergency Submersible Pumping System at Main Pumping Stations# 2&3 Seeb Area & CPS- Bousher Area 9/21/2023
T/2480933/2023 Cleaning and Hospitality Services for OWWSC in Muscat Governarate 9/4/2023
T/2457830/2023 Construction of Water Distribution Network for Sana’a, Al Saleil (4) and Industrial Area in Wilayat Adam 9/4/2023
T/2460891/2023 Construction of Water Distribution Network and House Connections in Al Dayer at Wilayat Madha in Musandam Governorate 9/4/2023
T/2473916/2023 Supply of Mechanical Items _ SANITAIRE for A’Seeb STP 9/4/2023
T/2467916/2023 Call Off maintenance contract of Security Systems 9/4/2023
T/2465914/2023 Consultancy Services for Secondment of Master Planning Expert 9/4/2023
T/2473917/2023 Provision Pipe Rehabilitation Software 9/4/2023
T/2456808/2023 Design, Supply, and Construction of Tanker Unloading Facility, Collection Tank, and Other Related Works for the Existing Sewage Treatment Plant in Haima 8/28/2023
T/2460892/2023 Construction of Sewer Network in Bausher – Package B7E (South Azaibah) 8/28/2023
T/2460881/2023 Construction of Sewer Network in T/2460881/2023 Bausher – Package B7D (Ansab) 8/28/2023
T/2460880/2023 Construction of Sewer Network in Bausher – Package B7B (Bausher & Bausher Heights) 8/28/2023
T/2453306- 2/2023 Refloat Supply of Personal Protective Equipment (PPE) 7/27/2023
T/2455503- 2/2023 Refloat Call off Contract for Supply of Fire Hydrants, Manhole Covers and Surface Boxes 7/27/2023
T/2459838/2023 Call off Contract for Supply of Ultrasonic Water Meters for Two Years 7/27/2023
T/2460836/2023 Call off Contract for Provision of Design and Supervision Consultancy Services for Extension of Water Distribution Networks for All Governorates Except Dhofar 7/27/2023
T/2460897/2023 Supply of Treated Effluent Networks to Farms in A’ Shakhakheet in Barka Wilayat 7/27/2023
T/2460893/2023 Consultancy Services for Design of Water Distribution Networks to Jalan Bani Bu Hassan, Jalan Bani Bu Ali andAl Kamil & Awafi Willayats 7/27/2023
T/2456833/2023 Construction of Water Distribution Network and House Connections in Gub Ali at Khasab Wilayat – Musandam Governorate 7/27/2023
T/2460868/2023 Construction of Sewage and Irrigation Connection Pipelines and Associated Works for Hai Al Naseem Project in Barka Wilayat 7/10/2023
T/2460858/2023 Consultancy Services for Design and Construction Supervision of Reinforcement of Sur Transmission System 7/10/2023
T/2457840/2023 Call off Contract for Air Release valve & Non-Return Valve for two years 7/10/2023
T/2457841/2023 Call off contract for Supply and Delivery of DI Fittings for Two Years 7/10/2023
T/2456815/2023 Call Off Contract for Supply & Delivery of Butterfly Valve PN 16 & 25 for Two Years 7/10/2023
T/2453381-3/2022 Re-float Call off Contract for General Buildings Maintenance Works for Nama Water Services in Muscat Governorate 7/10/2023
T/2459833/2023 Supply, Installation, and Commissioning of Sand Filter at Khasab STP 7/10/2023
T/2456782/2023 GIS Survey, Mapping Services, Asset Register Verification, Valuation for Nama Water Services (Muscat Governorate) 7/10/2023
T/2459840/2023 Construction of Water Distribution Networks for Izki Wilayat in Al Dakhiliya Governorate 6/25/2023
T/2459831/2023 Construction of Sewer Network for C3B Area in A’Seeb Catchment 6/25/2023
T/2456801/2023 Construction of Deem Strategic Storage Reservoir in Muscat Governorate 5/31/2023
T/2456788/2023 Construction of Sewer Network for C3C and C3D Areas – Seeb Catchment 5/31/2023
T/2456810/2023 Supply of Water Leak Detection Equipments 5/31/2023
T/2453384-2/2023 Re-engineering, Supply, installation & Commissioning of Wonderware SCADA System at Vacuum Stations in A’Seeb 5/31/2023
T/2456784/2023 Supply, Installation, Testing and Commissioning of Air Compressor for Surge Vessel System at Wadi Thiqah PS 5/31/2023
T/2454468/2023 Maintenance of Fire Equipments in OWWSC Premises for 2 years 1/17/2023
T/2455530/2023 Supply and Installation of Transmission Pumps in AL-Hazm Pumping Station in AL Rustaq Wilayat- South Al Batinah Governorate 1/17/2023
T/2447921-2/2022 Supply of Sewer Jetting/Vacuum Units 1/3/2023
T/2453381-2/2022 Call off Contract for General Buildings Maintenance Works for Oman Water and Wastewater Services Company in Muscat Governorate 1/3/2023
T/2453346/2022 Operation and Maintenance of Sewage Treatment Plant in Al Amerat 11/10/2022
T/2453306/2022 Supply of Personal Protective Equipment (PPE) 10/5/2022
T/2456734/2023 Transporting and Uploading of (150 m3 of Drinking Water Per Day) from the Tankers Filling Station in Khasab to the Tanks of the water network of Al Harf village in Wilayat Khasab in Musandam 4/25/2023
T/2455589/2023 Design, Supply, Install, Testing and Commissioning of Sohar Sewage Treatment Plant to increase the existing capacity from 10,000 m3/day to 20,000 m3/day, using the IFAS Technology 4/25/2023
T/2455710/2023 Transporting and Uploading of (182.72 m3 of Drinking Water Per Day) from the Tankers Filling Station AL Mawalih in Suhar to the Tanks of the water network of Al khad village in Wilayat Suhar 4/25/2023
T/2455601/2023 Call off Contract for supply and delivery of Water Meter house Connection fittings for two years 4/25/2023
T/2455618/2023 Provision of Onsite Support for Two Network Administrators for three years 4/25/2023
Expression of Interest for SOLAR PV POWER GENERATION PLANTS Expression of Interest for SOLAR PV POWER GENERATION PLANTS 4/11/2023
T/2455593/2023 Operation & Maintenance of Wastewater Treatment Plants at North & South Al Sharqiya and Al Wusta Governorates 2/22/2023
T/2455596/2023 Operation & Maintenance of Wastewater Treatment Plants at South Al Batinah and Al Dakhliya Governorates 2/22/2023
T/2455595/ 2023 Operation & Maintenance of Wastewater Treatment Plants at Musandam, North Al Batinah , Al Buraimi and Al Dhahira Governorates 2/22/2023
T/2455659/2023 Building Advanced Metering infrastructure (AMI) including Designing, Implementation configuration, Upgradation, installation, activation, and Operation of Customers smart Meters (AMR) 4/9/2023
T/2455660/2023 Transporting, Distributing and Uploading of (200m3/ Day) of water from the Tankers Filling Station Al Sarhat & AL Sahmi to the tanks of the water network of Khadra Al Makateem, Skhiyat, Al Qula 3/29/2023
T/2455658/2023 Transporting (227m3 / Day) of water from the Tankers Filling Station Al-Jarda in Al-Mudhaibi to the tank of the water network of Wadi Saqat in Samail Wilayat of Interior Governorate 3/29/2023
T/2455549/2023 Construction of Water Distribution Network & House Connections in AL-Mahaj & Various pockets in AL-Amirat Wilayat of Muscat Governorate. (Package 2) 3/29/2023
T/2455592/2023 Supply and Installation of Package AC Units of 25-Ton Capacity in Sohar (IWPP, MPS1 & MPS2) 2/22/2023
T/2455669/2023 Maintenance of all instruments and equipment’s with their accessories belonging to Nama Water Services laboratories for 3 years 3/29/2023
T/2455664/2023 Consultancy Services for Design and Construction Supervision for “Ruwi Sewer Network Rehabilitation Project” 3/29/2023
T/2455661/2023 Cleaning Membrane Bioreactor’s Tanks at Ansab STP for Three Years 3/29/2023
T/2455642/2023 Transporting ( 45-273) m3/daily of Water from Jibreen Tanker Filling Station to Saih Al-Ma’ashi Tankrs Filling Station in Wilayat Bahla at Al Dakhliya Governorate 3/19/2023
T/2455644/2023 Design, Supply, Install and Commission Project to Convert Existing Odor Control Unit (OCU) to Bio-Trickling Filter in MPS-3 A’Seeb Area 3/19/2023
T/2455643/2023 Supply and Delivery of Laboratory Microbiological to Nama Water Services Laboratories 3/19/2023
T/2455640/2023 Transporting 181 m3/daily of Water from Mowailh Main Tanker Filling stations to Wadi Al-Bidi Tanks in Sohar Wilayat in North Batinah Governorate 3/19/2023
T/2455545/2023 EXTENSION OF WATER NETWORKS IN (AL HARM-04) IN BARKA WILAYAT AT AL BATINAH SOUTH GOVERNORATE 3/19/2023
T/2455626/2023 Supply and Commissioning of Mobile Dewatering Pump 3/19/2023
T/2455609/2023 Construction of Remaining Works of Water Transmission Line to Al Fay Village in Mahdah Wilayat 3/19/2023
T/2454414/2023 Maintenance of Own Vehicles and Equipment for Three Years 2/22/2023
T/2455553/2023 Provision of General Consultancy to Merge Water and Wastewater Master plans 2/22/2023
T/2455548/2023 Construction of Water Distribution Network & House Connections in Various Pockets in AL-Amirat Wilayat (Package-2) 2/22/2023
T/2455534/2023 Engineering Design, Supply and commissioning of MBBR packed Wastewater Treatment Plants with capacities 2,000m3/daily in wilayat Al-Suwaiq and Wilayat Al-Khaboorah in North Al Batinah Governorate. 1/17/2023
T/2454442/2023 Design, Construction of Reinforced Concrete TE Tank for Royal Office at Madinat Al Ilam 1/3/2023
T/2455506/ 2023 Construction of Tanker Filling Station at Al Hawra in Al Mudhaibi Wilayat 1/3/2023
T/2454470/2023 Consultancy Services for Design Review and Supervision of Construction of Water Distribution Networks in Wilayat Manah in Al Dakhliya Governorate 1/3/2023
T/2453360/ 2022 Consultancy Services for Supervision of Construction of Water Distribution Networks in Al Amerat Wilayat -1 Muscat Governorate 10/5/2022
T/2453353/2022 Repair & Maintenance and Replacement Works for Membrane Air Diffuser Disc and Air Distribution Grids system 10/5/2022
T/2444908-2/2022 (Re-float) Supply of Butterfly valves PN25 10/24/2022
T/2453376/ 2022 Design, Supply, install and Commission a Centralized Odor Control System (OCU) at Samail Sewage Treatment Planthe New Pumps in Rustaq Pumping Station 10/24/2022
T/2453344/ 2022 Upgradation of Hail Al Ghaf Sewage Treatment Plant 10/24/2022
T/2443944- 2/2022 Replacing the Existing Distribution Pumps with the New Pumps in Rustaq Pumping Station 10/24/2022
T/2453383/ 2022 Construction of Sewage House Connections in Al-Waljah, Ayint & Coastal Darsait Layouts and KIMS Oman Hospital Area 10/24/2022
T/2452252/2022 Supply of HDPE Pipes 8/30/2022
T/2452149/2022 Supply of IT Hardware and Accessories (Dell) 8/7/2022
T/2451063/2022 Call-Off contract for Transportation Services for Kala Product from Compost Plant in Al Amerat to all Governorates 7/26/2022
T/2449049/2022 Preventive and Corrective Maintenance Services for ACs and Electrical Works for Oman Water and Wastewater Services Company in Muscat Governorate 6/27/2022
T/2450055/2022 Construction of Water Distribution Networks in Al Sharjah and Tabaib in Wilayat Khasab and Bukha, Musandam Governorate 7/26/2022
T/2450058/2022 Construction of Water Distribution Networks in Nafahat Area in Buraimi Governorate 7/26/2022
T/2450057/2022 Construction of Water Distribution Networks in Sharqiyah Governorate 7/26/2022
T/2447921/2022 Supply of Sewer Jetting/Vacuum Units 7/26/2022
T/2450056/2022 Construction of Water Distribution Network and House Connections in Adh-Dhahira Governorate 8/7/2022
T/2450059/2022 Extension of Water Networks in Batha Hilal in Al Suwaiq Wilayat, North Al Batinah Governorate 8/7/2022
T/2452160/2022 Consultancy Services for Supervision of Construction of Water Distribution Networks in New Liwa Schemes in Liwa Wilayat 8/7/2022
T/2452162/2022 Consultancy Services for Supervision of Construction of Water Distribution Networks in Wadi Endam in Al Mudaybi Wilayat 8/7/2022
T/2452163/2022 Consultancy Services for Supervision of Construction of Water Distribution Networks in Al Aloo in Yanqul Wilayat 8/7/2022
T/2445913-2 /2022 Design, Supply & Installation of Drum Screen Control System at Al Ansab STP 8/30/2022
T/2448952-2 /2022 Consultancy Services for Sludge Management Strategy Plan 8/30/2022
T/2452158/2022 Construction of Remaining Works of Sewerage Networks, TE Pipelines and Sewage Treatment Plant at Wilayat Al Musanaah 8/30/2022
T/2452248/2022 Supply of Electromagnetic Flow Meters 8/30/2022
T/2452256/2022 Consultancy Services for Design of Water Supply, Sewer System, TE Networks and Sewage Treatment Plant for Al-Amerat Catchment (A10) 8/30/2022
T/2453300/ 2022 Construction of Remaining Works of Sohar Sewage Network Phase -III 9/19/2022
T/2453299/ 2022 Consultancy Services for Supervision of Construction of Water Distribution Networks in Wilayat Al Rustaq -1 South Al Batinah Governorate 9/19/2022
T/2453295/ 2022 Construction of Water Distribution Network & House Connections in Wilayat Qurayat- Muscat Governorate 9/19/2022
T/2452217/2022 Construction of Water Distribution Network & House Connections for Da’an Al Hamra and Al Ma’aqal Villages in Wilayat Jabal Al Akhdar 9/19/2022
T/2453292/ 2022 Construction of Water Network and House Connections in Muraik, Wadi Al-Ala 5 and Tawi Naisf at Wilayat Bahla and in Hay AL-Turath at Wilayat Nizwa in AL-Dakhilyah Governorate 9/19/2022
T/2453315/ 2022 Construction of Water Networks in Al Misfah, Yaqa and Al Misanna at Rustaq Wilayat in Al Batinah South 10/5/2022
T/2450050/2022 Construction of Water Distribution Networks in Al Amerat Wilayat –1 Muscat Governorate 6/27/2022
T/2448993/2022 Construction of Water Distribution Networks to Al Batinah Compensated Houses Built by Ministry of Housing (North Al Batinah Governorate) 6/5/2022
T/2449009/2022 COMPLETION OF BALANCE WORK AND REFURBISHMENT (REHABILITATION) FOR SEWERAGE NETWORK SYSTEM AT IBRA PHASE II 6/5/2022
T/2448959/2022 Construction of Water Distribution Network and House Connection in Al Aigah3 in Sur Wilayat in South Ash Sharqiayah Governorate 5/16/2022
T/2448939/2022 Provision maintenance for Konica Minolta Printers, Consumable Spare parts, Toners and AMC contract 5/16/2022
T/2448938/2022 Providing IT Service Desk Support 5/16/2022
T/2443958/2022 Supply of Flanged Pressure Reducing Valve PN16 5/16/2022
T/2445914/2022 Supply & Installation of New IT Infrastructure 4/18/2022
T/2443842-1/2022 Re-float Supply of Packaging Materials for Kala Compost 4/19/2022
T/2443956/2022 Consultancy Service for Supervision of the Construction of A’Seeb Wilayat Water Networks in Muscat Governorate 4/19/2022
T/2446915/2022 Construction of Water Distribution Networks and House Connection in North Al Batinah Governorate 4/19/2022
T/2443908/2022 Call of Contract for Supply and Installation for Instrumentation and Automation items 3/14/2022
T/2443904/2022 Lease of Light Vehicles for Oman Water and Wastewater Company 4/13/2022
T/2443946/2022 Construction of TE Filling Station and all Associated Works in A Shakhakeet in Wilayat Barka 4/13/2022
T/06/OWWSC/2022 Design and Construction of Water Distribution Networks in Wilayat Manah in Al Dakhliya Governorate 5/16/2022
T/2448994/2022 Requirement of Technical Manpower for Wastewater Maintenance Department (24-Months) 6/5/2022
T/2450054/2022 Construction of Water Distribution Networks in Al Rustaq Wilayat -1 South Al Batinah Governorate 6/27/2022
T/2443934/2022 Supply of Polymer Cationic 4/13/2022
T/2443846/2022 Consultancy Services for Business Continuity Management (BCM) System and IT Disaster Recovery (DR) 3/14/2022
T/2443810/2022 Annual Maintenance Contract for Fire Alarm Systems for STPs and Pump Stations in Muscat Governorate 3/14/2022
T/05/OWWSC/2022 Construction of Water Distribution Networks in New Liwa Schemes in Liwa Wilayat- North Al Batinah Governorate 3/16/2022
T/04/OWWSC/2022 Construction of Water Distribution Networks in Wadi Endam in Al Mudhaibi Wilayat- North Ash Sharqiyah Governorate 3/16/2022
T/03/OWWSC/2022 Construction of Water Distribution Networks in Al Aloo in Yanqul Wilayat- Al Dhahirah Governorate 3/16/2022
T/02/OWWSC/2022 Construction of Long-Term Improvements of As’Seeb Wilayat Water Networks in Muscat Governorate 2/6/2022
T/01/OWWSC/2022 Construction of Water Distribution Network and House Connection in Ras Al Hadd 3 in Sur Wilayat in South Ash Sharqiayah Governorate 2/6/2022
T/2442733/2022 Transport Services of Dewatered Sludge & Preliminary Treatment Waste from Sewage Treatment Plants in Muscat Governorate 2/23/2022
T/2442530/2021 Providing support & cleaning services for STPs, pumping stations & networks at Muscat Governate 11/8/2021
T/2429405/2021 Call-off contract for Repair & Maintenance of Sewer & TE Networks for Muscat Governorate 7/11/2021
T/2410394/2021 Legal Services for Haya Water 4/22/2021
T/2454417/2022 DESIGN & CONSTRUCTION SUPERVISION OF REINFORCEMENT OF AL HAZM TO AL RUSTAQ TRANSMISSION SYSTEM 11/10/2022
T/2454405/2022 Rectification & upgrading of SCADA System & RTU at Samail, Sur & Buraimi STPs & Pumping Stations and lifting Station 11/10/2022
T/2453384/ 2022 Re-engineering, Supply, Installation & Commissioning of Wonderware SCADA System at Vacuum Stations in A’Seeb 10/24/2022
T/2454409/ 2022 Extension of Water Network in Al-Jebiyah in Ibri Wilayat 9/19/2022



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