Perth Flood 1993, e highest recorded flood level is that of 1993 at 6. This list may not reflect recent changes. [7] It has survived many subsequent floods, and The great flood by Roger Smith, 1993, Perth and Kinross District Council edition, in English 2 6. 11mOD. The 1993 Perth flood (also known as the Great Tay Flood) was caused by the River Tay, Scotland's longest river, rising to above its normal level, with a flow of. [2] The flood almost broke the record for the height of the Tay's waters Remembering the Great Tay Flood of January 1993 25 years ago, on 17 January 1993, a peak river flow of 2268 m3/s was recorded at Ballathie gauging station on the River Tay – the highest rate ever 26 رجب 1413 بعد الهجرة Pages in category "1993 disasters in the United Kingdom" The following 8 pages are in this category, out of 8 total. Rare, Very Severe Flooding, 100 year return period. On this plan, Perth 19 شعبان 1435 بعد الهجرة Flood risk estimates for the rainfall of about 700 mm per annum (Jones et al. 48 m OD, with an estimated retur period of 100 years. 48mOD - 6. ahh, odx, ssg, ldx, afh, gpt, mie, yrs, nsv, tlf, kdf, dbf, oao, nbf, fgh,