Fishguard Fishguard Milford Haven Milford Haven 
Aeron, Aberaeron Aeron, Talsarn Amman, Pont Amman Bran (Llandovery), Llandovery Bran (Llangadog), Llangadog Brennig, Tregaron Cartlett Brook, Cartlett Brook Ceulan, Tal y Bont Ceulan Clarach, Llangorwen Cothi, Felin Mynachdy Cynin, St Clears Dafen, Halfway Dewi Fawr, Glasfryn Ford Doethie, Craig Clungwyn Dulais (Llanwrda), Llanwrda Dulais (Pwll), Llangennech LVL Dulais (Pwll), Bassett Terrace Eastern Cleddau, Canaston Bridge Fords Lake, Stepaside Gronw, Whitland Gwaun, Cilrhedyn Bridge Gwendraeth Fach, Llangendeirne Gwendraeth Fawr, Pontyberem Gwendraeth Fawr, Pontyates Gwili, Glan Gwili Gwydderig, Pont Felindre 
Leri, Green Park Weir LVL Leri, Dolybont Lliedi, Felinfoel Lliedi, Trebeddrod Loughor, Forge Bridge LVL Loughor, Tir Y Dail Loughor, Llanmaes LVL Loughor, Llanelli Tidal Marias, Llandybie Merlin's Brook, Merlins Bridge Rheidol, Aberystwyth Tidal Rheidol, Llanbadarn Fawr Rheidol, Cwm Rheidol Ritec, Kiln Park Sawdde, Felin Y Cwm Solfach, Pont y Cerbyd Solfach, Middle Mill Taf, Login Taf, Clog Y Fran Taf, Llanddowror Teifi, Pontrhydfendigaid Teifi, Pont Llanio Teifi, Cardigan Quay Teifi, Glan Teifi Teifi, Llanfair Twrch, Ddol Las Tyweli, Llandysul Tywi, Llyn Brianne Reservoir Tywi, Ystradffin Tywi, Dolau Hirion Tywi, Manorafon No2 LVL-River Level Tywi, Capel Dewi Tywi, Ty Castell Tywi, Pothouse Wharf Western Cleddau, Treffgarne Western Cleddau, Prendergast Mill Western Cleddau, Haverfordwest Wyre, Llanrhystud Ystwyth, Pont Llolwyn Ystwyth, Cwmystwyth Monitoring stations that do not have up to date data are shown in italics.