Probable maximum precipitation for a coastal site of Tarapur, Maharashtra, India, using intensity–duration–frequency curves
Probable maximum precipitation (PMP) for Tarapur, a coastal industrial area, has been assessed by developing intensity–duration–frequency (IDF) curves using Atomic Energy Regulatory Board recommended probabilistic methods. The analysis identified Fréchet distribution as the best fit according to goo...
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Wolters Kluwer Medknow Publications
2024-11-01
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Series: | Radiation Protection and Environment |
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Online Access: | https://journals.lww.com/10.4103/rpe.rpe_23_24 |
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author | D. Satish Kumar Manasa Ranjan Behera Saikrishna Nadella A. Vinod Kumar |
author_facet | D. Satish Kumar Manasa Ranjan Behera Saikrishna Nadella A. Vinod Kumar |
author_sort | D. Satish Kumar |
collection | DOAJ |
description | Probable maximum precipitation (PMP) for Tarapur, a coastal industrial area, has been assessed by developing intensity–duration–frequency (IDF) curves using Atomic Energy Regulatory Board recommended probabilistic methods. The analysis identified Fréchet distribution as the best fit according to goodness of fit tests; however, its heavy-tailed nature led to implausible PMP estimates when compared with similar studies. Consequently, the Gumbel distribution, with parameters estimated using the least squares method, was selected as a more appropriate model for extreme rainfall events. The study also identified the most optimal plotting position formulations (PPFs) for the considered meterorological parameter. The Hazen PPF was identified to be better, for the considered rainfall data and was used to determine the PMP estimates for different storm durations. The distribution parameters were applied to yield the PMP estimates for 100, 1000, and 10000-year return period across all durations. The PMP presented as IDF charts prepared for this site, will be useful for modeling runoff characteristics and determining maximum water levels. |
format | Article |
id | doaj-art-e90ccc0756c2464fb579e4a5247776dd |
institution | Kabale University |
issn | 0972-0464 2250-0995 |
language | English |
publishDate | 2024-11-01 |
publisher | Wolters Kluwer Medknow Publications |
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series | Radiation Protection and Environment |
spelling | doaj-art-e90ccc0756c2464fb579e4a5247776dd2025-01-14T08:56:01ZengWolters Kluwer Medknow PublicationsRadiation Protection and Environment0972-04642250-09952024-11-0147313915110.4103/rpe.rpe_23_24Probable maximum precipitation for a coastal site of Tarapur, Maharashtra, India, using intensity–duration–frequency curvesD. Satish KumarManasa Ranjan BeheraSaikrishna NadellaA. Vinod KumarProbable maximum precipitation (PMP) for Tarapur, a coastal industrial area, has been assessed by developing intensity–duration–frequency (IDF) curves using Atomic Energy Regulatory Board recommended probabilistic methods. The analysis identified Fréchet distribution as the best fit according to goodness of fit tests; however, its heavy-tailed nature led to implausible PMP estimates when compared with similar studies. Consequently, the Gumbel distribution, with parameters estimated using the least squares method, was selected as a more appropriate model for extreme rainfall events. The study also identified the most optimal plotting position formulations (PPFs) for the considered meterorological parameter. The Hazen PPF was identified to be better, for the considered rainfall data and was used to determine the PMP estimates for different storm durations. The distribution parameters were applied to yield the PMP estimates for 100, 1000, and 10000-year return period across all durations. The PMP presented as IDF charts prepared for this site, will be useful for modeling runoff characteristics and determining maximum water levels.https://journals.lww.com/10.4103/rpe.rpe_23_24extreme value analysisintensity–duration–frequency curvesleast squareorder statistics approachprobable maximum precipitation |
spellingShingle | D. Satish Kumar Manasa Ranjan Behera Saikrishna Nadella A. Vinod Kumar Probable maximum precipitation for a coastal site of Tarapur, Maharashtra, India, using intensity–duration–frequency curves Radiation Protection and Environment extreme value analysis intensity–duration–frequency curves least square order statistics approach probable maximum precipitation |
title | Probable maximum precipitation for a coastal site of Tarapur, Maharashtra, India, using intensity–duration–frequency curves |
title_full | Probable maximum precipitation for a coastal site of Tarapur, Maharashtra, India, using intensity–duration–frequency curves |
title_fullStr | Probable maximum precipitation for a coastal site of Tarapur, Maharashtra, India, using intensity–duration–frequency curves |
title_full_unstemmed | Probable maximum precipitation for a coastal site of Tarapur, Maharashtra, India, using intensity–duration–frequency curves |
title_short | Probable maximum precipitation for a coastal site of Tarapur, Maharashtra, India, using intensity–duration–frequency curves |
title_sort | probable maximum precipitation for a coastal site of tarapur maharashtra india using intensity duration frequency curves |
topic | extreme value analysis intensity–duration–frequency curves least square order statistics approach probable maximum precipitation |
url | https://journals.lww.com/10.4103/rpe.rpe_23_24 |
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