Year.Date.Jan.Feb.Mar.Apr.May.Jun.Jul.Aug.Sep.Oct.Nov.Dec.
19031........0·001·111·712·302·803·263·483·52
5........0·091·221·802·392·863·273·483·52
10........0·281·361·872·452·933·363·493·53
15........0·401·531·952·523·053·423·493·54
20........0·621·562·082·573·113·443·503·53
25........0·811·652·182·703·163·453·503·51
30........1·001·702·282·743·263·473·513·45
Mean........0·471·461·992·543·033·403·493·51
190413·421·920·930·880·811·562·00..........
53·361·650·870·880·731·65............
103·191·420·880·860·861·67............
153·041·240·910·780·991·72............
202·741·120·970·811·211·83............
252·361·001·000·901·391·90............
302·01..0·910·841·491·98............
Mean2·771·300·920·851·081·76............

Table LIX.— White Nile gauges at Tewfikieh.

Year.Date.Jan.Feb.Mar.Apr.May.Jun.Jul.Aug.Sep.Oct.Nov.Dec.
19031........0·241·191·712·112·763·473·533·56
5........0·241·301·782·152·863·553·543·58
10........0·341·421·88..3·073·393·543·58
15........0·531·511·89..3·203·413·553·59
20......0·220·741·582·01..3·263·463·563·59
25......0·24..1·612·09..3·373·503·553·58
30......0·24..1·692·16..3·463·523·563·57
Mean..........1·481·94..3·153·443·553·58
190413·572·070·970·910·841·56............
53·541·760·910·910·741·67............
103·481·480·920·890·861·69............
153·361·250·940·811·021·74..2·79........
203·101·091·000·841·251·87..2·87........
252·691·071·030·931·431·94..2·92........
302·23..0·970·841·532·02..2·98........
Mean3·161·370·960·881·111·79............

Table LX.—Duem gauges.

Year.Date.Jan.Feb.Mar.Apr.May.Jun.Jul.Aug.Sep.Oct.Nov.Dec.
19011..0·910·660·430·610·591·432·884·103·402·402·12
5..0·900·660·400·640·661·443·184·283·362·352·10
10..0·880·600·460·620·771·543·384·162·902·332·00
15..0·850·510·270·510·911·783·804·222·702·281·86
20..0·800·470·360·521·081·964·124·082·852·301·80
25..0·750·450·460·521·221·984·123·702·382·301·64
30..0·680·450·580·511·322·484·043·462·422·141·46
Mean..0·820·540·420·560·941·803·654·002·842·301·85
190211·380·780·600·590·560·771·282·123·523·502·36..
51·240·740·580·620·520·811·402·203·493·482·26..
101·160·730·510·580·490·951·482·553·623·362·20..
151·070·660·540·580·541·041·602·823·723·002·142·02
200·950·600·600·550·591·081·722·913·722·682·111·99
250·900·600·660·610·661·141·893·173·582·572·002·01
300·800·600·620·570·741·242·103·523·512·452·001·98
Mean1·070·670·590·580·581·001·642·753·603·002·15..
190311·901·040·720·410·380·741·311·274·334·183·132·34
51·901·020·710·400·340·821·342·624·304·013·022·16
101·750·990·640·420·330·981·543·184·483·822·821·96
151·450·890·550·410·361·071·743·704·383·622·661·92
201·390·880·480·380·411·201·803·844·183·362·561·84
251·200·800·470·370·521·282·034·124·283·402·421·76
301·060·770·420·370·611·332·244·224·223·412·361·70
Mean1·520·900·570·400·421·061·703·424·303·702·701·95
190411·701·380·880·260·190·240·502·002·64......
51·661·320·660·300·180·300·512·902·80......
101·621·280·500·280·160·400·703·403·00......
151·601·200·350·250·150·410·953·15........
201·541·140·300·220·140·481·302·70........
251·461·000·280·210·220·491·552·45........
301·400·940·260·190·240·501·902·64........
Mean1·571·180·460·240·180·401·062·75........

Table LXI.—Wad Medani gauges.

1901
Date.Month.Date.May.June.July.Au-
gust.
Sept.Date.Month.
January............ October.
............1..
............5..
............10..
............15..
............20..
............25..
............30..
............Mean...
February............ Novemb.
............14·49
............54·19
............103·85
............153·53
............203·25
............253·07
............303·01
............Mean.3·58
March............ Decemb.
............12·89
............52·67
............102·47
............152·33
............202·19
............252·05
............301·91
............Mean.2·33
April............
1902
Date.Month.Date.May.June.July.Au-
gust.
Sept.Date.Month.
January. October.
11·8910·391·593·807·569·6219·94
51·8120·332·113·807·8610·1259·30
101·6930·332·113·707·9410·42108·00
151·6140·372·073·808·3210·32157·38
201·5550·392·034·168·4210·30207·08
251·4960·411·974·468·5610·10256·68
301·3970·391·914·688·7610·40306·14
Mean.1·6280·391·974·648·8610·50Mean.7·65
February.90·372·254·569·0010·40 Nov.
11·37100·352·154·389·1010·4015·90
51·31110·412·004·489·1410·2855·66
101·21120·481·774·289·1610·60105·24
151·13130·511·674·569·1410·70154·94
201·07140·611·614·709·0210·48204·74
251·03150·771·654·868·9610·28254·60
280·99160·891·994·808·6610·32304·28
Mean.1·15170·872·575·108·6610·32Mean.5·02
March.181·012·975·208·9610·00 Dec.
10·98190·953·275·409·4810·301
50·91200·933·395·4810·0810·2654·00
100·79210·713·395·4210·0010·00103·73
150·87220·613·195·669·669·80153·54
201·01230·653·045·709·469·80203·40
250·84240·612·945·669·5210·00253·18
300·67250·573·045·769·9210·10302·94
Mean.0·87260·613·895·7410·269·90Mean.3·51
April.
10·63270·654·295·7210·469·95
50·55280·714·246·3610·5210·00
100·43290·914·246·7910·3210·26
150·43300·114·287·0610·0210·26
200·51310·21 7·289·72
250·57Mean.0·562·655·099·2110·20
300·41
Mean.0·50
1903
Date.Month.Date.May.June.July.Au-
gust.
Sept.Date.Month.
January. October.
12·8810·963·154·717·7511·0219·48
52·7020·963·255·279·1110·6858·84
102·5630·943·855·619·8110·44108·42
152·4640·924·055·8110·1110·40157·94
202·3650·903·615·8510·1110·50208·84
252·2660·883·656·1010·0710·64258·25
302·1670·883·496·2310·2110·56307·33
Mean.2·4280·903·416·4510·1510·50Mean.8·41
February.90·863·636·559·9910·74 Nov.
12·12100·823·796·579·8910·5217·19
52·04110·843·906·8110·1910·4656·68
102·00120·864·207·0310·5910·40106·12
151·90130·884·307·1310·7110·06155·70
201·84140·924·426·7710·579·96205·55
251·72150·984·646·7410·329·92255·14
281·70161·024·826·5710·499·94304·96
Mean.1·91171·064·706·9110·419·92Mean.5·83
March.181·144·627·0510·499·96 Dec.
11·68191·264·527·0510·4910·1214·92
51·60201·404·327·3910·7310·3254·80
101·52211·664·308·0110·7110·42104·54
151·44221·764·287·9710·7110·56154·40
201·34231·924·287·8110·4710·52204·10
251·32242·064·257·8710·3910·46253·84
301·30252·204·517·7510·3910·32303·60
Mean.1·44262·744·317·7710·4710·18Mean.4·28
April.271·514·217·8010·419·72
11·24283·434·177·7310·619·42
51·10293·394·137·7710·679·24
101·10303·344·417·6710·809·22
151·08313·25 7·7010·92
201·04Mean.1·504·106·9210·2810·23
250·98
300·98
Mean.1·06
1904
Date.Month.Date.May.June.July.Au-
gust.
Sept.
January.
13·6411·502·364·249·609·50
53·5621·482·504·5810·309·58
103·4831·662·884·8210·109·50
153·3641·663·325·229·909·50
203·1551·643·405·529·709·40
253·0861·643·285·529·609·30
302·8071·623·245·229·409·30
Mean.3·2881·643·084·929·509·20
February.91·562·984·829·509·20
12·76101·623·004·969·409·29
52·58111·662·865·809·309·30
102·46121·762·786·189·209·30
152·22131·802·786·109·209·40
202·06142·002·466·489·209·44
251·86152·002·347·129·00
281·78161·882·326·928·80
Mean.2·23171·882·306·908·80
March.181·822·346·808·90
11·72191·642·346·708·96
51·70201·702·346·809·10
101·64211·722·507·109·00
151·50221·722·427·309·10
201·44231·682·487·209·20
251·70241·762·527·409·10
301·80251·982·547·509·30
Mean.1·64262·462·688·049·72
April.272·502·808·229·50
11·80282·522·948·009·30
51·76292·488·049·20
101·64302·463·988·709·30
151·58312·369·209·30
201·50Mean.1·862·766·529·34
251·50
301·50
Mean.1·60

Table LXII.—Khartoum gauges.

Date187418771878
MayJuneJulyAug.Sept.Oct.MayJuneJulyAug.Sept.Oct.MayJuneJulyAug.Sept.Oct.
1..1·012·505·607·186·66..·972·815·204·974·30..·022·634·306·467·20
2..1·062·505·657·186·66..·972·774·794·974·30..·082·544·416·597·11
3..1·222·505·787·226·55..·972·684·794·844·25..·612·504·706·647·18
4..1·442·595·857·276·50..·972·544·544·884·21..·792·455·116·757·00
5..1·552·686·017·276·41..·972·544·434·884·21..1·132·455·316·826·82
6..1·602·686·147·206·30..·922·684·434·884·21..1·422·685·386·896·73
7..1·602·756·237·136·26..1·012·864·664·974·12..1·492·775·516·986·68
8·071·802·866·327·186·19..·882·954·844·974·12..1·552·955·516·956·64
9·141·982·996·467·186·08..·833·044·844·973·98..1·892·975·517·046·59
10·501·983·046·557·135·92·02·833·224·844·973·98·051·622·975·517·096·55
11·501·763·226·687·095·78·02·883·354·974·973·98·051·623·045·857·166·64
12·861·763·316·777·135·65·021·243·355·065·003·98·051·623·295·947·256·35
13·971·763·226·847·225·65·021·373·225·065·063·98·051·643·446·037·256·30
14·971·763·496·847·185·60·021·373·225·065·063·87·051·733·516·057·315·26
15·991·803·806·917·095·51·021·603·584·975·113·87·051·803·516·127·316·19
161·041·854·037·047·045·44·021·733·624·975·11..·051·803·516·217·366·12
171·151·914·127·137·045·38·022·053·674·975·06..·051·783·516·217·406·08
181·281·914·257·047·045·31·021·963·674·974·97..·051·733·516·147·476·03
191·351·914·527·006·935·11·021·873·894·974·97..·051·693·766·087·475·96
201·581·914·617·046·894·97·021·874·034·974·97..·051·714·036·017·565·92
211·771·964·846·916·894·84·111·874·124·934·97..·051·804·076·017·585·78
221·601·964·887·006·824·70·341·964·214·934·84..-·021·764·055·787·585·72
231·462·004·976·936·824·61·382·054·305·024·84..0·01·824·105·677·525·65
241·332·055·116·916·864·43·682·274·125·024·79..0·02·054·305·767·435·56
251·262·095·116·986·824·30·902·274·125·024·75..·142·214·305·927·435·46
261·192·185·317·006·824·211·012·144·125·154·70..·112·254·215·927·435·38
271·192·365·427·006·734·101·192·144·215·154·66..·052·274·215·947·385·49
281·192·415·517·006·664·101·332·144·435·154·57..-·022·414·216·147·385·24
291·082·415·517·136·664·101·282·414·615·244·57..·052·504·236·147·385·20
301·012·415·517·096·664·101·192·724·705·244·39..·022·614·306·327·27..
311·01..5·567·13..4·101·06..4·775·06....·02..4·306·44....
Mean..1·853·986·677·015·34..1·543·604·954·89....1·623·495·746·876·16
1901
Date.Month.Date.May.June.July.Au-
gust.
Sept.Date.Month.
January. October.
11·5110·450·472·354·906·1014·36
51·4420·480·502·584·966·1054·04
101·3030·460·602·755·006·05103·60
151·1740·420·642·705·055·08153·44
201·0550·420·812·575·056·08203·28
250·9360·420·822·605·125·94253·12
300·8470·400·852·605·285·88302·91
Mean.1·1580·390·842·705·405·91Mean.3·48
February.90·370·802·825·475·95 Novem.
10·84100·340·772·905·555·9812·83
50·81110·340·982·925·455·9252·67
100·73120·321·282·975·405·98102·43
150·67130·371·393·005·565·98152·28
200·60140·251·513·085·706·00202·16
250·45150·251·703·175·855·96252·00
280·44160·251·603·305·895·93301·87
Mean.0·66170·191·493·305·965·82Mean.2·29
March180·081·473·385·965·74 Decem.
10·43190·081·503·435·965·5611·87
50·39200·141·553·506·105·4051·83
100·28210·191·633·506·055·18101·75
150·20220·221·803·575·985·18151·58
200·15230·122·053·546·015·10201·50
250·09240·152·263·546·055·00251·35
300·08250·202·203·585·974·89301·16
Mean.0·22260·182·003·745·804·84Mean.1·56
April270·251·954·105·684·78
10·06280·271·984·285·684·70
50·05290·341·984·655·854·58
10-0·05300·452·104·835·894·49
15-0·07310·45..4·856·03..
200·11Mean.0·301·383·325·635·57
250·27
30..
Mean.0·09
1902
Date.Month.Date.May.June.July.Au-
gust.
Sept.Date.Month.
January. October.
11·1310·050·101·803·345·2015·14
51·0320·050·231·873·525·2054·88
100·8430·040·411·793·625·23104·45
150·7340·010·551·753·715·27153·86
200·6350·020·741·703·795·27203·63
250·546-0·100·761·763·945·27253·35
300·507-0·080·781·854·005·28303·05
Mean.0·758-0·050·762·034·205·33Mean.3·97
February.9-0·050·752·134·305·40 Novemb.
10·4810-0·060·772·164·385·4013·00
50·4511-0·070·842·074·405·3652·84
100·3812-0·041·002·094·505·35102·60
150·3313-0·040·842·054·485·38152·44
200·2514-0·010·782·144·505·50202·24
250·19150·010·752·174·505·42252·18
280·15160·040·722·244·485·40302·08
Mean.0·32170·030·692·294·455·40Mean.2·46
March.180·080·742·334·395·40 Decemb.
10·14190·180·842·344·505·3012·06
50·10200·141·062·364·615·3951·94
100·09210·141·242·524·875·30101·83
150·07220·161·362·544·935·24151·71
200·15230·161·272·564·935·12201·62
250·19240·091·292·624·905·10251·55
300·07250·101·212·644·905·10301·43
Mean.0·11260·111·152·695·005·10Mean.1·71
April.270·161·302·695·175·05
10·07280·141·592·795·305·03
5-0·02290·091·752·945·345·06
100·01300·101·732·965·305·16
15-0·07310·11..3·245·30..
20-0·01Mean.0·050·902·304·505·26
25-0·04
300·01
Mean.-0·01
1903
Date.Month.Date.May.June.July.Au-
gust.
Sept.Date.Month.
January. October.
11·401-0·161·051·543·506·2415·50
51·302-0·201·051·603·806·3055·40
101·213-0·230·981·784·056·15105·15
151·104-0·260·981·954·406·20154·50
201·025-0·261·162·134·606·20204·48
250·876-0·231·402·104·756·15254·40
300·737-0·231·402·104·876·12304·00
Mean.1·078-0·231·362·204·956·15Mean.4·74
February.9-0·221·302·355·066·24 Novem.
10·6510-0·241·252·485·066·1413·85
50·6111-0·281·252·555·106·1553·60
100·4712-0·241·302·585·356·05103·25
150·4213-0·261·412·755·555·96153·00
200·3914-0·251·562·805·655·90202·65
250·2515-0·261·652·805·555·86252·60
280·2216-0·261·752·755·705·95302·45
Mean.0·4317-0·231·852·755·805·88Mean.3·01
March.18-0·212·002·755·705·88 Decem.
10·2219-0·191·902·855·805·8512·40
50·1920-0·181·852·955·805·9052·30
100·1321-0·141·703·055·905·95102·09
150·0822-0·091·603·255·956·00151·93
200·0423-0·021·553·406·006·10201·90
25-0·05240·121·553·406·006·10251·88
30-0·11250·261·563·406·036·08301·80
Mean.0·06260·331·583·426·086·02Mean.2·01
April.270·401·603·426·005·85
1-0·11280·531·613·42..5·80
5-0·13290·901·543·45..5·60
10-0·10300·981·543·456·155·55
15-0·14311·01..3·456·28..
20-0·12Mean.-0·011·472·735·366·01
25-0·16
30-0·18
Mean.-0·13
1904
Date.Month.Date.May.June.July.Au-
gust.
Sept.Date.Month.
January.
11·8010·150·611·355·005·48....
51·7820·150·601·555·305·58....
101·7030·150·601·795·505·58....
151·5940·100·632·155·505·54....
201·5550·100·702·405·555·54....
251·5060·120·922·685·605·50....
301·5070·291·172·765·585·50....
Mean.1·5980·101·232·765·585·46....
February.90·001·222·745·585·36....
11·4810-0·011·202·765·585·34....
51·4711+0·051·172·705·645·34....
101·35120·081·162·845·555·34....
151·15130·081·153·055·485·34....
201·13140·081·153·075·485·40....
251·08150·101·163·155·445·40....
281·07160·101·163·405·30......
Mean.1·23170·241·163·625·20......
March180·291·023·635·30......
11·05190·310·963·635·30......
50·80200·211·003·635·22......
100·53210·191·003·655·25......
150·37220·211·033·755·25......
200·31230·241·023·955·30......
250·25240·251·064·005·30......
300·31250·301·074·025·30......
Mean.0·48260·321·074·155·45......
April270·401·064·385·45..
10·10280·481·084·455·62..
50·29290·571·164·455·48..
100·25300·611·204·455·43..
150·18310·60 4·755·45..
200·20Mean.0·221·02 5·41..
250·18
300·15
Mean.0·21