CorrigendaGazette notice
Gazette Notice No. 3551 of 2025
The Water Services Regulatory Board revokes OMWASCO’s previous tariff structure and announces revised water and sanitation tariffs for 2024/2025 to 2027/2028.
Official PDF · 1.7 MB
Whole issue, from Kenya Law. This notice starts on printed page 1254.
AI-extractedAgreement between models, not verified accuracy.
Corrections 7
-
Revocation 1
Link- Issuing authority
- Water Services Regulatory Board
- Licensee
- Othaya Mukurweini Water and Services Company
- Corrects
- Gazette Notice No. 12827 of 2024
- Reason
- upon further review and consideration of Nyeri County Government subsidy provision for OMWASCO, it has been determined that the tariffs need to be revised downwards
-
Tariff approval 2
Link- Licensing authority
- Water Services Regulatory Board
- Licensee
- Othaya Mukurweini Water and Services Company
- Body
- Nyeri County Government (subsidy provision for OMWASCO)
- Term
- 2024/2025 to 2027/2028
- Non functional meter billing
- Customers with non-functional meters shall be billed based on the average of the last three months’ bills.
- Sewerage with water connection
- Sewerage will be charged at 75% of the water volumes, billed at the tariff for water specified (in 1.1) above for all customer categories.
- Disconnected account billing
- Disconnected water accounts shall be charged based on the average sewerage charges for the last three months before the disconnection.
- Sewerage domestic without metered water source
- Domestic customers without a metered water source (per single dwelling unit): KSh. 350 per month
- Sewerage other categories without water connection
- 75% of the volume of water consumed per the metered water source, including boreholes, at the rates specified in (1.1) above.
- Annual indexation
- The utility’s approved tariffs for water and sewerage shall be eligible for annual indexation, as per the Water Services Regulatory Board (WASREB) regulations.
- Inflation adjustment
- The inflation adjustment shall come into effect every July of the tariff period, commencing July 2026.
-
Tariff approval 3
Link- Licensee
- OMWASCO
- Sewer connection deposit
- Customers with only sewer connection are to be charged a deposit equivalent to a water connection.
- Cost structure
- Below is the summary of the recommended cost structure that makes up the total costs to be incurred by OMWASCO during the tariff period:
- Approval conditions
- The conditions attached to this approval, which shall form part of the license conditions of OMWASCO, are as follows:
- Service delivery conditions
- i. Service Delivery Conditions attached to the Tariff
-
Tariff approval 4
Link- Licensee
- OMWASCO
- Licensing authority
- WASREB (Approves priority service delivery capital projects and receives quarterly performance reports.)
- Area
- Othaya Scheme, Mukurwe-ini Scheme, Karima, Karundu, Othaya-Mumwe, Thiha, Chinga south
- Annual budgets
- ii. Annual budgets: The WSP shall adhere to the budgetary levels set in the tariff.
- Surpluses
- iii. Surpluses: The surpluses realised during the tariff period shall be used to implement priority service delivery capital projects approved by WASREB.
- Reporting
- iv. Reporting: The utility shall submit quarterly performance reports to WASREB in the prescribed format.
- Cost centres
- v. Creation of distinct water and sewer cost centres: OMWASCO will ensure it creates separate water and sewer cost centres and maintains distinct records of their operations.
- Metering
- vi. Metering: OMWASCO shall progressively enhance the metering ratio to attain 100% as per condition (3.0) (i) above
- Investments
- vii. Investments: The utility shall undertake the following investments within the tariff period.
- Loan repayment
- viii. Loan Repayment: OMWASCO shall ensure that all loan repayments included in this tariff are made on schedule.
-
Licence notice 5
Link- Place
- Thuti River (Trunk C sewer system passing within Thuti River), Karima location (Service-line rehabilitation), Chinga location (Rehabilitation of Chinga North Service Lines), Mahiga Location (Rehabilitation of Mahiga Service Lines)
- Project site
- Karega Sewage plant (Construction of incinerator), Gatugi sewerage ponds (Fencing)
- Area
- Othaya Scheme (Service-line rehabilitation)
- Investment schedule
- Metering, NRW Management, Sewer Improvement, and rehabilitation of service lines
- Schedule periods
- 2024-2025; 2025 - 2026; 2026- 2027; 2027 -2028
-
Water service improvements 6
Link- Place
- Mukurwe-ini Scheme, Othaya Scheme, Gikondi Sublocation, Karima location, Ngamwa Sublocation, Ngamwa Tank Supply Area, Karundu, Kariara Sublocations, Kiharo, Ithanji, Mutundu Sublocations, Mukurweini Central Sublocation, Chinga Treatment Works, Kihuri Treatment Plant Laboratory, Othaya Urban zone, Othaya, Mukurweini, Kihuri Treatment Works
-
Tariff approval 7
Link- Issuing authority
- Water Services Regulatory Board
- Office
- Ag. Chief Executive Officer Water Services Regulatory Board
- Place
- Chinga Treatment Works (Scheduled capital works), Mukurweini (Scheduled water-quality improvements), Karundu Zone (Scheduled water-supply improvements), Njigari Treatment Works (Scheduled power backup installation), Othaya (Scheduled water-quality improvements), Kaharo Treatment works (Scheduled laboratory equipment purchase), Gikondi Zone (Scheduled main line installations), Gikondi Sublocation area (Scheduled water-supply improvements), Ngamwa area (Scheduled water-supply improvements)
- Effective
- immediately
Schedule 152 rows
| Consumer Categories | Consumption Block (M3) | Approved Tariff (KSh./m3) |
|---|---|---|
| Domestic/Residential | 1-6 | 70 |
| 7-20. | 100 | |
| 21-50 | 115 | |
| 51-100 | 125 | |
| 101-300 | 130 | |
| >300 | 140 | |
| Multi-Dwelling Units | Flat rate | 115 |
| Commercial/Industrial | 1-50 | 100 |
| 51-100 | 110 | |
| 101-300 | 120 | |
| >300 | 140 | |
| Government/Institutions | 1-50 | 100 |
| 51-100 | 110 | |
| 100-300 | 120 | |
| >300 | 140 | |
| Public Schools | 1-600 | 90 |
| 601-1200 | 110 | |
| >1200m3 | 120 | |
| Unique Consumer Categories – Water Kiosk | Per m3 | 50 |
| Item/ Service | Charge (KSh.) |
|---|---|
| Water Deposit | |
| Category of Consumer | |
| Domestic | 2,500 |
| Retail shops less than 10m3 | 3,000 |
| Retail shops more than 10m3 | 3,500 |
| Bar and restaurants less than 15 m3 | 4,000 |
| Bar, restaurants more than 15 m3 | 6,000 |
| Hotel class “A” and “B” less than 150 m3 | 12,000 |
| Hotel class “A” and “B” more than 150 m3 | 15,000 |
| Hotel class “C” and ‘D’ less than 150 m3 | 18000 |
| Hotel class “C” and ‘D’ more than 150 m3 | 20,000 |
| Hospitals more than 150 m3 | 20,000 |
| Health centres less than 150 m3 | 12,000 |
| Schools and other institutions more than 200 m3 | 20,000 |
| Schools less than 200 m3 | 10,000 |
| Minor construction sites of more than 200 m3 | 15,000 |
| Major construction sites more than 300 m3 | 50,000 |
| Light industries less than 200 m3 | 30,000 |
| Medium industrial between 200 m3 and 300 m3 | 50,000 |
| Heavy industries of more than 300 m3 | 100,000 |
| Water Kiosks | 5,000 |
| Customers with only sewer connection are to be charged a deposit equivalent to a water connection. | |
| Other Charges | |
| Service | |
| New water connection fee – Connection size: ½ inch to 1 inch | 2,500 |
| New water connection fee – Connection size: 1.5 inches to 3 inches | 7,500 |
| New water connection fee – Connection size above 3 inches | 15,000 |
| Water Reconnection fee – at meter point | 1,000 |
| Water Reconnection fee – at mains | 5,000 and double deposit |
| Tanker – 8000, 16,000 litres | 2,500 and 5,000, respectively, per tanker within the WSP area for all consumers |
| Sale of water per m3 at Bowsing Point (own tanker) | KSh.100 |
| Replacement of stolen or damaged meters | 100% of the market cost of the meter |
| Meter testing on request | 1,500 |
| Special meter reading under customer’s request | 500 |
| Sewer Connection– Residential/ Domestic | 5,000 |
| Sewer Connection– Commercial, Government, Schools, Universities and Colleges | 7,500 |
| Sewer Connection- Industrial | 15,000 |
| Private sewer unblocking | 2,500 |
| Leak detection services | 1,000 |
| Sewer Reconnection fee | 15,000 |
| Printing of customer’s statement under own request | 200 |
| Cutting off the supply at the request of the consumer | 500 |
| For turning on the supply other than in respect of a first connection | 200 |
| Exhauster Services (Company Exhauster) | 5,000 for other customers and 4,000 for informal settlements within the WSP area for all consumers, and Ksh 100 per kilometer for regions outside the service area. |
| Private Exhausters (Dumping into the company’s sewer system) | 15,000 per Truck per month within the WSP area for all consumers |
| Penalties | |
| Illegal water connection –Commercial, Industry, Construction (Fraud) | 100,000 plus estimated consumption during the period of illegality |
| Illegal water connection (Fraud) – Domestic | 30,000 plus estimated consumption during the period of the illegality |
| Overcharging (fraud) at water kiosk | 15,000 |
| Illegal sewer connection- Commercial, Industry, Construction | 100,000 |
| Illegal sewer connection- Domestic, Government, Schools, Universities, and Colleges | 30,000 |
| Self-reconnection after cut-off for non-payment | 5,000 and billing to be backdated from the date of cut-off |
| Surcharge for tampering with meters (this to include meter removal, reversing of meter, etc) | 5,000 |
| Surcharge for direct suction of water from the supply line using a pump | 10,000 |
| Cost Subject to Annual Indexation | 2024/2025 | 2025/2026 | 2026/2027 | 2027/2028 |
|---|---|---|---|---|
| Operations and Maintenance costs | 239,080,737 | 253,007,040 | 264,186,872 | 278,162,202 |
| Fixed Costs | ||||
| Average Annual Investment Cost | 126,986,377 | 92,837,787 | 75,119,833 | 63,929,232 |
| Debt | 97,354,706 | 95,418,076 | 93,481,446 | 91,544,815 |
| Sub Total- Fixed Costs | 224,341,083 | 188,255,863 | 168,601,279 | 155,474,048 |
| Total Average Annual Cost | 463,421,819 | 441,262,903 | 432,788,151 | 433,636,250 |
| Projected Average Annual revenue | 414,780,132 | 427,332,305 | 445,872,657 | 461,723,658 |
| Average Annual Cost Coverage | 90% | 97% | 103% | 106% |
| Target | 2023/2024 | 2024/2025 | 2025/2026 | 2026/2027 | 2027/2028 |
|---|---|---|---|---|---|
| Water Coverage (%) | 47% | 48% | 49% | 50% | 51% |
| Water quality standards (%) | 100% Compliance with Standards | ||||
| Personnel Expenditure as % of O&M | 43% | 40% | 40% | 40% | 40% |
| Maintenance Expenditure as % of O&M | 16% | 14% | 14% | 14% | 14% |
| Investment Expenditure as a % of Total Expenditure | - | 27% | 21% | 17% | 15% |
| Non-Revenue Water | 35% | 34% | 32% | 29% | 29% |
| Hours of Supply (Hrs.) | 23 | 24 | 24 | 24 | 24 |
| Staff per 1000 connections | 5 | 5 | 5 | 5 | 5 |
| Metering ratio (%) | 95% | 96% | 97% | 98% | 99% |
| Collection Efficiency (%) | 95% | 95% | 95% | 95% | 95% |
| Resale at Kiosk | Kshs. 3.00 per 20l Jerry Can |
| Targetted Investment | Project Area | Guide | Size | Descriptions | Unit | Unit Cost (KSh.) | 2024-2025 Project Cost | 2025 - 2026 Project Cost (KSh.) | 2026- 2027 Project Cost (KSh.) | 2027 -2028 Project Cost (KSh.) |
|---|---|---|---|---|---|---|---|---|---|---|
| A. Metering | Othaya Scheme Bulk Meters | Installation of master meters for all zones in Othaya scheme Karima | 1'',6'',4''1.5",2" and 3" | Master meters | Sum | - | 1,353,530 | - | - | - |
| Mukurwe-ini Scheme Bulk Meters | Installation of master meters for all zones in Mukurweini scheme-Karundu | 1'',6'',4''1.5",2" and 3" | Master meters | Sum | - | 5,967,614 | - | - | - | |
| New Connection Meters | DN15 Water Meters and Fittings | 1/2 & 1 & 2 | DN15 Water Meters & Fittings | Nr. | 7,666 | 9,199,200 | - | - | - | |
| Replacement of Meters | DN15 Water Meters | 1/2 & 1 & 3 | DN15 Water Meters | Nr. | 3,950 | 3,160,000 | - | - | - | |
| Othaya Scheme Bulk Meters | Installation of master meters for all zones in Othaya-Mumwe | 0.5", 0.75",1'',6'',4''1.5",2" and 3" | Master meters | Sum | - | 8,448,411 | - | - | ||
| Mukurwe-ini Scheme | Installation of master meters for all zones in Mukurweini scheme-Thiha | 4'',3'',2''1.5",1.", 0.75",0.5" and 6" | Master meters | Sum | - | - | 7,169,814 | - | ||
| Othaya Scheme Bulk Meters | Installation of master meters for all zones in Othaya Scheme -Chinga south | 4'',3'',2''1.5",1.", 0.75",0.5" and 6" | Master meters | Sum | - | - | - | - | 6,856,492 | |
| New Connection Meters | DN15 Water Meters & Fittings | 1/2 & 1 & 2 | DN15 Water Meters & Fittings | Nr. | 7,666 | - | - | - | 9,199,200 | |
| Othaya Scheme | Installation of master meters for all zones in Othaya Scheme | 4'',3'',2''1.5",1.", 0.75",0.5" and 6" | Master meters | Sum | - | - | - | - |
| Targetted Investment | Project Area | Guide | Size | Descriptions | Unit | Unit Cost | 2024-2025 Project Cost (KSh.) | 2025 - 2026 Project Cost (KSh.) | 2026- 2027 Project Cost (KSh.) | 2027 -2028 Project Cost (KSh.) |
|---|---|---|---|---|---|---|---|---|---|---|
| - Mahiga & Iriani | ||||||||||
| New Connection Meters | DN15 Water Meters & Fittings | 1/2 & 1 & 2 | DN15 Water Meters & Fittings | Nr. | 7,666 | - | - | - | - | |
| Replacement of Meters | DN15 Water Meters | 1/2 & 1 & 3 | DN15 Water Meters | Nr. | 3,950 | - | - | - | - | |
| SUB-TOTAL | 19,680,344 | 20,807,611 | 19,529,014 | 19,215,692 | ||||||
| B.NRW Management | Procure and install 2no.pressure loggers and integrate them with the billing system. | Nr. | 100,000 | 200,000 | - | - | - | |||
| Procure ArcGIS software | Sum | 1,500,000 | 1,500,000 | - | - | - | ||||
| Purchase 2 no. portable meter testing kit. | Nr. | 300,000 | 300,000 | - | - | - | ||||
| Purchase meter testing bench for meter testing | Nr. | - | - | - | 300,000 | |||||
| SUB–TOTAL | 2,000,000 | - | - | 300,000 | ||||||
| C. Sewer Improvement | Rehabilitation of sewer system to improve services, last mile connectivity | - | Replacement of sewer rods | DOZ | 200,000 | - | - | - | - | |
| Rehabilitation of sewer system to improve services, last mile connectivity 60M pipeline and facilities | Nr | 200,000 | 2,000,000 | - | - | - | ||||
| Sum | - | 5,543,454 | - | - | ||||||
| Rerouting of 300-meter high-risk pipeline | - | Rerouting of trunk C sewer system passing within Thuti River | Sum | 350 | - | - | 700,000 | - | ||
| Rehabilitation of sewer system to improve services, last mile connectivity | - | Stone Pitching - Hardcore | Sum | - | - | - | 285,720 | |||
| Construction of incinerator at Karega Sewage plant | - | Proper waste Management | Sum | - | - | - | - | |||
| Fencing of Gatugi sewerage ponds | - | |||||||||
| Rehabilitate the sewer system to improve services, last mile. | Replacement of sewer rods | DOZ | 200,000 | 600,000 | ||||||
| SUB–TOTAL | 2,600,000 | 5,543,454 | 700,000 | 285,720 | ||||||
| D. Rehabilitation of service lines and Rehabilitation of Othaya Urban Service Lines | Rehabilitation of Karima Service Lines | 90mm, 63mm, 50mm, 32mm, and 25mm (pipe and fittings | Karima location | Sum | 6,354,830 | - | - | - | ||
| Othaya Scheme | Rehabilitation of Chinga North Service Lines | Chinga location | Sum | 5,635,080 | - | - | - | |||
| Rehabilitation of Mahiga Service Lines | Mahiga Location | Sum | 1,566,473 | - | - | - | ||||
| Othaya Scheme | Rehabilitation of Othaya Urban Service Lines Subzones 1 and 2 | 90mm, 63mm, 50mm, 32mm and 25mm (pipe and fittings | Karima location | Sum | - | 19,000,720 | - | - |
| Mukurweini Scheme | Rehabilitation of Gikondi Service Lines Subzones 2 & 3 | 90mm, 63mm 50mm,32mm and 25mm (pipe and fittings | Gikondi Sublocation | Sum | - | 16,057,567 | - | - | ||
| Othaya Scheme | Rehabilitation of Othaya Urban Service Lines subzones 7,8,9,10 | 90mm, 63mm, 50mm, 32mm and 25mm (pipe and fittings | Karima location | Sum | - | - | 22,319,934 | - | ||
| Mukurweini Scheme | Rehabilitation of Karundu Service Lines ( Ngamwa Tank Supply Area) | 90mm, 63mm, 50mm, 32mm and 25mm (pipe and fittings | Ngamwa Sublocation | Sum | - | - | 5,064,635 | - | ||
| Rehabilitation of Karundu Service Lines ( Ngamwa Tank Supply Area) | 90mm, 63 mm, 50 mm, 32mm and 25mm (pipe and fittings | Ngamwa Sublocation | Sum | - | - | - | 3,650,281 | |||
| Rehabilitation of Gikondi Service Lines Subzone 8 | 90mm, 63 mm, 50 mm, 32mm and 25mm (pipe and fittings | Gikondi Sublocation | Sum | - | - | - | 9,396,003 | |||
| Rehabilitation of Karundu Service Lines | 90mm, 63 mm, 50 mm, 32mm and 25mm (pipe and fittings | Karundu Kariara Sublocations | Sum | - | - | - | 3,871,925 | |||
| Rehabilitation of Thiha Service Lines | 63mm, 50 mm, 32mm and 25mm (pipe and fittings | Kiharo, Ithanji and Mutundu Sublocations | Sum | - | - | - | 6,376,965 | |||
| Rehabilitation of Mukurweini Urbani Service Lines Subzones 5, 6, 7 & 8 | 90mm, 63 mm, 50 mm, 32mm and 25mm (pipe and fittings | Mukurweini Central Sublocation | Sum | - | - | - | - | |||
| Rehabilitation of Gikondi Service Lines Subzone 4 | 90mm, 63 mm, 50 mm, 32mm and 25mm (pipe and fittings | Gikondi Sublocation | Sum | - | - | - | - | |||
| SUB–TOTAL | 13,556,383 | 35,058,287 | 27,384,569 | 23,295,174 | ||||||
| E. Capital Works | Construction of filter chambers at Chinga Treatment Works | To improve water quality in the Mukurweini Scheme | 1 Filters | Improvement of Chinga treatment works | Sum | 1,500,000 | - | - | - | |
| Purchase of turbidimeter | To improve water quality in the Othaya Scheme | For Kihuri Treatment Plant Laboratory | Sum | 300,000 | - | - | - | |||
| Installation of Smart meters at treatment works | To compute accurate production | 8 '' DN Electromagnetic Smart Meter | Reduction of water losses in the company supply area | Sum | 800,000 | 9,600,000 | - | - | - | |
| Installation of direct lines in Othaya Urban zone | Installation of direct lines in Othaya Urban Subzones 1,2,3,7,8,9, and 10 | 63 mm, 90mm, 110mm and 160 mm | Reduction of water losses and increased billing efficiency in Othaya Urban Zone | Sum | 74,249,650 | - | - | - | ||
| Chinga Treatment Works | Installation of Power backup in Chinga Treatment Facility | To facilitate backwashing during power outages | Nr. | 250,000 | 500,000 | - | - | - | ||
| Purchase of Laboratory equipment | To improve water quality at Othaya and Mukurweini schemes | Turbidimeter ph meter | Nr. | 300,000 | - | 300,000 | - | - | ||
| Kihuri Treatment Works | Installation of Power backup in Kihuri Treatment | A hydro box power grid connectiion | Nr. | 200,000 | - | 200,000 | - | - | ||
| Nr. | 500,000 | - | 500,000 | - | - |
| Facility | |||||||||||
| Construction of filter chambers at Chinga Treatment Works | To improve water quality in Mukurweini | 1 Filters | Improvement of Chinga treatment works | Sum | 200,000 | - | 2,985,150 | - | - | ||
| Karundu-Kangurwe - Gumba | Construction of Karundu Gumba Mainline | 160mm,110mm and 90mm | To improve water supply in Karundu Zone | Sum | - | 9,443,285 | - | - | |||
| Njigari Treatment Works | Installation of Power backup in Njigari Treatment Facility | A hydro box power grid connectiion | 500,000 | - | - | 500,000 | - | ||||
| Purchase of Laboratory equipment for Kaharo Treatment works | To improve water quality at Othaya and Mukurweini schemes | turbidimeter&ph meter | Nr. | 500,000 | - | - | 500,000 | - | |||
| Gikondi Zone | Installation of Kamuchuni Kaingore Main Line | 160mm,110mm and 90mm | Improve water supply at Gikondi Sublocation area | Sum | - | - | 23,506,250 | - | |||
| Gikondi Zone | Installation of Karindi Nyakahuho Mainline | 160mm,110mm and 90mm | Improve water supply in the Ngamwa area | Sum | - | - | - | 5,832,646 | |||
| Renewal of fleet | Procure new vehicles - Toyota Hilux double-cab pickup. | Procure | Utility vehicles | Nr. | 15,000,000 | - | 15,000,000 | - | 15,000,000 | ||
| F. Mobility Improvement | Transport alignment for staff | Purchase of motorcycles - TVS HLX | UPTO 180CC | Motorcycles | Nr. | 3,000,0000 | 3,000,000 | 3,000,000 | 3,000,000 | ||
| SUB–TOTAL | 89,149,650 | 31,428,435 | 27,506,250 | 20,832,646 | |||||||
| TOTAL | 126,986,377 | 92,837,787 | 75,119,833 | 63,929,232 |
Everyone named
Pages for private people, including the deceased and petitioners, are public, but we ask search engines not to list them.
Corrections 0
- Corrected by
- No corrigendum in the issues we hold.
- Revokes
- Gazette Notice No. 12827 of 2024 (no page yet)
Cite
Kenya Gazette Notice No. 3551 of 2025, Vol. CXXVII No. 58, 21 March 2025, p. 1254.Permalink funua.com/notices/2025/3551/.
About this data
- Source
- Official PDF of Vol. CXXVII No. 58, from Kenya Law
- Extracted by
- AI models
- Model audit
- An independent model agreed with 98 to 99% of compared values for land and succession notices, 97% overall. Agreement between models, not verified accuracy.
- Review flag
- None on this notice
Filed under: Corrigenda, 2025 · March 2025 · Vol. CXXVII No. 58