@article{fdi:010071893, title = {{A}n empirical model to quantify fecal bacterial loadings to coastal areas : application in a {M}editerranean context}, author = {{R}io, {M}. and {S}alles, {C}. and {R}odier, {C}. and {C}antet, {F}. and {M}archand, {P}ierre and {M}osser, {T}. and {C}ernesson, {F}. and {M}onfort, {P}. and {T}ournoud, {M}. {G}.}, editor = {}, language = {{ENG}}, abstract = {{I}n coastal catchments, rainfall events primarily drive bacterial inputs to the sea by causing land runoff, surface leaching and sewer overflow. {U}nder semi-arid climate, extensive dry periods are interspersed with extreme precipitation. {T}his paper aims to assess the impact of intense summer rainstorms events on {F}ecal {I}ndicator {B}acteria loadings to {M}editerranean seawaters. {F}irstly, explanatory relationships were derived between an {A}ntecedent {P}recipitation {I}ndex and the loads of thermo-tolerant coliforms and intestinal enterococci measured at three catchment outlets in the {G}ulf of {A}igues-{M}ortes (southern {F}rance). {S}econdly, fecal bacterial loadings were simulated during summer season from 2006-2016, with a confidence interval arising from measurements uncertainties. {O}n average, more than two rainstorms per summer season elevate bacterial loads at least by one order of magnitude, potentially leading to the degradation of bathing and fishing water quality observed in regulatory monitoring data. {T}he results highlight the crucial importance of considering hydrological conditions in coastal water quality management.}, keywords = {{F}ecal {I}ndicator {B}acteria ; {R}ainfall ; {A}ntecedent {P}recipitation {I}ndex ; {L}inear regression ; {U}ncertainties ; {B}athing and fishing waters ; {FRANCE} ; {AIGUES} {MORTES} {GOLFE} ; {ZONE} {MEDITERRANEENNE}}, booktitle = {{V}ulnerability of inter-tropical littoral areas}, journal = {{C}omptes {R}endus {G}eoscience}, volume = {349}, numero = {6-7}, pages = {299--309}, ISSN = {1631-0713}, year = {2017}, DOI = {10.1016/j.crte.2017.09.005}, URL = {https://www.documentation.ird.fr/hor/fdi:010071893}, }